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Library of Congress Subject Areas (32129)
- A General Works (79)
  - AC Collections. Series. Collected works (19)
  - AI Indexes (General) (21)
  - AM Museums (General). Collectors and collecting (General) (3)
  - AS Academies and learned societies (General) (16)
  - AZ History of Scholarship The Humanities (23)
- B Philosophy. Psychology. Religion (3393)
  - B Philosophy (General) (244)
    - B108 Ancient (8)
    - B69 History and systems (26)
    - B720 Medieval (12)
  - BC Logic (22)
  - BD Speculative Philosophy (18)
  - BF Psychology (351)
    - BF173 Psychoanalysis (17)
    - BF176 Psychological tests and testing (22)
    - BF180 Experimental psychology (15)
    - BF207 Psychotropic drugs and other substances (3)
    - BF309 Consciousness. Cognition (4)
    - BF501 Motivation (24)
    - BF511 Affection. Feeling. Emotion (26)
    - BF636 Applied psychology (114)
    - BF638 New Thought. Menticulture, etc. (2)
    - BF660 Comparative psychology. Animal and human psychology (1)
    - BF692 Psychology of sex. Sexual behavior (4)
    - BF697 Differential psychology. Individuality. Self (6)
    - BF698 Personality (19)
    - BF699 Genetic psychology (1)
    - BF712 Developmental psychology (26)
    - BF725 Class psychology (7)
    - BF839.8 Physiognomy. Phrenology (1)
  - BH Aesthetics (12)
  - BJ Ethics (230)
    - BJ1188 Religious ethics (117)
    - BJ1298 Evolutionary and genetic ethics (2)
    - BJ1388 Socialist ethics (1)
    - BJ1518 Individual ethics. Character. Virtue (9)
    - BJ1725 Ethics of social groups, classes, etc. Professional ethics (42)
    - BJ71 History and general works (1)
  - BL Religion (489)
  - BM Judaism (9)
  - BP Islam. Bahaism. Theosophy, etc (2328)
    - BP1 Islam (2102)
      - BP100 Sacred books (334)
        BP130 Works about the Qurʼān (114)
        BP134 Qur'an (96)
        BP135 Hadith literature. Traditions. Sunna (65)
        BP137 Qur'anic and other Islamic legends (12)
        BP140 Islamic law (Fiqh) (62)
      - BP160 General works on Islam (172)
      - BP165.5 Dogma (‘Aqa’id) (28)
      - BP165.7 Authority. Taqlid. Bid'ah (4)
      - BP166 Theology (Kalam) (49)
        BP166.1 History of theology (9)
        BP166.2 Special doctrines (6)
        BP166.4 Special schools, movement etc. (4)
      - BP167.5 Heresy, heresies, heretics (1)
      - BP168 Apostasy from Islam (3)
      - BP169 Works against Islam and the Qur'an (13)
      - BP170 Works in defense of Islam. Islamic apologetics (12)
      - BP170.2 Benevolent work. Social work. Welfare work, etc (20)
      - BP170.3 Missionary work of Islam (11)
      - BP170.8 Universality of Islam (51)
      - BP170.82 Unity of Islam (17)
      - BP170.85 Da'wah. Mission of Islam. Summons, invitation, etc. (80)
      - BP171 Relation of Islam to other religions (59)
      - BP173 Islamic sociology (59)
      - BP173.2 Sources of Islam (26)
      - BP173.5 Islam and world politics (34)
      - BP173.55 Islam and nationalism (15)
      - BP173.6 Islam and the state (47)
      - BP173.63 Islam and civil society (72)
      - BP173.65 Islam and religious liberty (16)
      - BP173.66 Islam and freedom of speech (9)
      - BP173.7 Islam and politics (69)
      - BP173.75 Islam and economics (209)
      - BP173.77 Islam and work (83)
      - BP174 The Practice of Islam (251)
        BP175 Psychology of Islam (15)
        BP176 The five duties of a Moslem. Pillars of Islam (25)
        BP182 Jihad (Holy War) (2)
        BP183 The formularies of worships, texts, etc. (4)
        BP184 Religious ceremonies, rites etc (3)
        BP185.7 Mass media and telecommunication in Islam (14)
        BP186 Special days and seasons, fasts, feasts, festivals, etc. (2)
        BP187 Shrines, sacred places, etc. (6)
        BP188 Islamic religious life (136)
      - BP191 Branches, sects, and modifications (9)
      - BP50 History (40)
        BP52.5 Muslim in non-Muslim countries (7)
        BP55 By period (4)
        BP62 By race, ethnic group, tribe, etc. (4)
        BP63 By continent and country (10)
      - BP70 Biography (36)
        BP74 Muhammad, d. 632 (12)
        BP75.4 Biographers of Muhammad (1)
        BP75.5 Companions (Sahabah) (3)
        BP80 Other individual, A-Z (15)
      - BP87 Islamic Literature. Islamic authors (44)
        BP88 Individual authors, A-Z (21)
        BP89 History and criticism (8)
    - BP595 Anthroposophy (2)
    - BP600 Other beliefs and movements (5)
  - BQ Buddhism (11)
  - BR Christianity (18)
  - BS The Bible (1)
  - BT Doctrinal Theology (17)
  - BV Practical Theology (29)
    - BV1460 Religious Education (22)
  - BX Christian Denominations (4)
- C Auxiliary Sciences of History (40)
  - C Auxiliary sciences of history (General) (5)
  - CB History of civilization (28)
  - CC Archaeology (9)
  - CS Genealogy (1)
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- D History General and Old World (267)
  - D History (General) (136)
    - D051 Ancient History (14)
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    - D839 Post-war History, 1945 on (1)
    - D880 Developing Countries (1)
    - D901 Europe (General) (4)
  - DA Great Britain (1)
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  - DE The Mediterranean Region. The Greco-Roman World (3)
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  - DS Asia (112)
  - DT Africa (18)
  - DU Oceania (South Seas) (3)
- E History America (4)
  - E151 United States (General) (4)
- F History United States, Canada, Latin America (3)
  - F001 United States local history (2)
  - F1001 Canada (General) (1)
- G Geography. Anthropology. Recreation (381)
  - G Geography (General) (98)
  - GA Mathematical geography. Cartography (6)
  - GB Physical geography (16)
  - GC Oceanography (10)
  - GE Environmental Sciences (166)
  - GF Human ecology. Anthropogeography (23)
  - GN Anthropology (50)
  - GR Folklore (1)
  - GT Manners and customs (6)
  - GV Recreation Leisure (58)
- H Social Sciences (5041)
  - H Social Sciences (General) (1387)
    - H1 Periodicals. Serials (4)
    - H10 Societies (74)
    - H31 Collected works (Nonserial) (1)
    - H49.5 Terminology. Abbreviations. Notation (1)
    - H51 History (19)
    - H57 Biography (6)
    - H61 Theory. Method (31)
    - H61.8 Communication of information (147)
    - H62 Study and teaching. Research (43)
    - H65 Schools. Institutes of social sciences (15)
    - H71 General works (22)
    - H86 Elementary and secondary school textbooks (1)
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    - H93 Popular works (3)
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    - H96 Public policy (General), Policy sciences (66)
    - H99 Charts, diagrams, etc. (1)
  - HA Statistics (100)
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    - HA29 Theory and method of social science statistics (28)
  - HB Economic Theory (452)
    - HB131 Methodology.Mathematical economics. Quantitative methods (77)
    - HB201 Value. Utility (9)
    - HB221 Price (21)
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    - HB3711 Business cycles. Economic fluctuations (36)
    - HB501 Capital. Capitalism (9)
    - HB522 Income. Factor shares.Interest.Profit.Entrepreneurship (23)
    - HB71 Economics as a science (23)
    - HB75 History of economics. History of economic theory (4)
    - HB801 Consumption. Demand (12)
    - HB846 Welfare theory (19)
    - HB848 Demography. Population. Vital events (3)
  - HC Economic History and Conditions (120)
    - HC79 Special topics. Including air pollution, consumer demands,famines, flow of fund etc (26)
    - HC92 Economic geography of the oceans (General) (5)
    - HC94 By region or country (27)
  - HD Industries. Land use. Labor (340)
    - HD101 Land use (24)
    - HD1401 Agriculture (12)
    - HD2321 Industry (9)
    - HD2350.8 Large industry. Factory system. Big business (2)
    - HD28 Management. Industrial Management (133)
    - HD4801 Labor. Work. Working class (35)
    - HD61 Risk Management (11)
    - HD72 Economic growth, development, planning (58)
    - HD9000 Special industries and trades (19)
  - HE Transportation and Communications (78)
    - HE1001 Railroads. Rapid transit systems (3)
    - HE199 Freight (General) (3)
    - HE199.9 Passenger traffic (General) (6)
    - HE305 Urban transportation (21)
    - HE380 Water transportation (2)
    - HE5601 Automative transportation (1)
    - HE7601 Telecommunication and industry. Telegraph (12)
    - HE9713 Cellular telephone services industry. Wireless telephone industry (7)
    - HE9761 Air transportation. Airlines (8)
  - HF Commerce (891)
    - HF1014 Balance of trade (4)
    - HF1021 Commercial geography. Economic geography (9)
    - HF1040 Commodities. Commercial products (4)
    - HF1701 Tariff policy (3)
    - HF294 Boards of trade. Chambers of commerce (2)
    - HF3000 By region or country (26)
    - HF5001 Business. Business Administration (773)
      - HF5381 Vocational guidance. Career development (8)
      - HF5387 Business ethics (119)
      - HF5410 Marketing. Distribution of products (98)
      - HF5419 Wholesale trade (1)
      - HF5428 Retail trade (7)
      - HF5437 Purchasing. Selling. Sales personnel. Sales executives (7)
      - HF5460 Department stores. Mail order business. Supermarkets. Convenience stores (1)
      - HF5469 Markets. Fairs (2)
      - HF5484 Warehouses. Storage (1)
      - HF5546 Office management (4)
      - HF5548.7 Industrial psychology (12)
      - HF5549 Personnel management (145)
      - HF5601 Accounting. Bookkeeping (126)
      - HF5717 Business communication (9)
      - HF5735 Business records management (7)
      - HF5761 Shipment of goods. Delivery of goods (2)
      - HF5801 Advertising (4)
  - HG Finance (1209)
    - HG1501 Banking (508)
    - HG178 Liquidity (12)
    - HG179 Personal finance (23)
    - HG201 Money (50)
    - HG3691 Credit (31)
    - HG3810 Foreign exchange (12)
    - HG4001 Financial management. Business finance. Corporation finance. (197)
    - HG4301 Trust services (14)
    - HG4501 Stocks, investment, speculation (95)
    - HG8011 Insurance (45)
  - HJ Public Finance (131)
    - HJ2005 Income and expenditure. The budget (10)
    - HJ2240 Revenue. Taxation (22)
    - HJ6603 Customs administration (1)
    - HJ7451 Expenditures. Government spending (20)
    - HJ8003 Public credit. Debts. Loans. Claims (11)
    - HJ9011 Local finance (2)
    - HJ9701 Public accounting (31)
  - HM Sociology (278)
    - HM1 Sociology (General and theoretical) (33)
      - HM251 Social psychology (2)
    - HM1001 Social psychology (17)
    - HM1106 Interpersonal relations. Social behavior (23)
    - HM1176 Social influence. Social pressure (22)
    - HM435 History of sociology. History of sociological theory. School of sociology (4)
    - HM481 Theory. Method. Relations to other subjects (4)
    - HM621 Culture (45)
    - HM661 Social control (1)
    - HM701 Social systems (15)
    - HM706 Social structure (10)
    - HM711 Groups and organizations (28)
    - HM811 Deviant behavior. Social deviance (10)
    - HM826 Social institutions (27)
    - HM831 Social change (25)
  - HN Social history and conditions. Social problems. Social reform (156)
  - HQ The family. Marriage. Woman (287)
    - BP1075 Sex role (3)
    - BP2035 Life skills. Coping skills. Everyday living skills (12)
    - HQ1073 Thanatology. Death. Dying (1)
    - HQ1088 Men (5)
    - HQ1101 Women. Feminism (107)
    - HQ12 Sexual life (3)
    - HQ450 Erotica (1)
    - HQ503 The family. Marriage. Home (59)
  - HS Societies secret benevolent etc (7)
  - HT Communities. Classes. Races (216)
    - HT101 Urban groups. The city. Urban sociology (84)
    - HT1501 Races (3)
    - HT401 Rural groups. Rural sociology (9)
    - HT51 Human settlements. Communities (67)
  - HV Social pathology. Social and public welfare (60)
    - HV40 Social service. Social work. Charity organization and practice (12)
    - HV5001 Alcoholism. Intemperance. Temporance reform (1)
    - HV541 Women and charity (1)
    - HV544.5 International social work (1)
    - HV547 Self-help groups (1)
    - HV551.2 Emergency management (3)
    - HV5725 Tobacco habit (1)
    - HV5800 Drug habits. Drug abuse (8)
    - HV6001 Criminology (4)
    - HV650 Life saving (1)
    - HV680 Free professional services (1)
    - HV697 Protection, assistance and relief (2)
    - HV7231 Criminal justice administration (2)
    - HV85 Social pathology. By region or country (1)
  - HX Socialism. Communism. Anarchism (4)
    - HX519 Communism/socialism in relation to special topics (1)
    - HX806 Utopias. The ideal state (1)
- J Political Science (647)
  - J General legislative and executive papers (10)
  - JA Political science (General) (313)
  - JC Political theory (73)
  - JF Political institutions (General) (48)
    - JF1338 Public administration (2)
    - JF20 Political institutions and public administration (2)
    - JF2011 Political parties (1)
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    - JF491 Legislation. Legislative process. Law-making (1)
    - JF51 General works. History (2)
    - JF799 Political rights. Political participation (2)
  - JK Political institutions (United States) (7)
  - JL Political institutions (America except United States) (1)
  - JN Political institutions (Europe) (5)
    - JN101 Great Britain (3)
  - JQ Political institutions Asia (98)
  - JS Local government Municipal government (15)
  - JV Colonies and colonization. Emigration and immigration. International migration (15)
  - JX International law (43)
  - JZ International relations (109)
- K Law (3070)
  - K Law (General) (1769)
  - KBP Islamic Law (1133)
    - KBP1 Islamic law.Shariah.Fiqh (587)
      - KBP100 Sources.Quran, Hadith, Ijma', Qiyas. (32)
      - KBP144 General works (5)
      - KBP15 Congresses. Conferences (6)
      - KBP173.25 Islamic law and other disciplines or subjects (102)
      - KBP174 Observances and practice of Islam (6)
      - KBP250 Schools of thought. Islamic legal schools. Madhahib (6)
      - KBP40.2 Maxims. Quotations (1)
      - KBP41 Legal research (4)
      - KBP42 Legal education. Study and teaching (4)
      - KBP425 Uṣūl al-fiqh. Jurisprudence and theory of law. Science of legal reasoning. (27)
      - KBP469 Influence of other legal systems on Islamic law (20)
      - KBP470 Law reform. Criticism. Tanzim (40)
      - KBP480 Conflict of laws (6)
      - KBP490 Furūʻ al-fiqh. Substantive law. Branches of law. (107)
        BP3790 Criminal law and procedure (15)
        KBP 3098 Medical legislation (3)
        KBP1155 Intellectual and industrial property (4)
        KBP1468 Social laws and legislation (3)
        KBP1572 Courts and procedure (2)
        KBP2101 Constitution of the state. Constitutional law (4)
        KBP2730 Government and administration. Siyāsah. Administrative process (4)
        KBP2970 Civil service. Employees of communal agencies (1)
        KBP3000 Police and public safety (2)
        KBP3075 Public health (5)
        KBP3123 Animal protection. Animal welfare. Animal rights (1)
        KBP3124 Birth control. Family planning (1)
        KBP3127 Environmental law (4)
        KBP3137 Cultural affairs (1)
        KBP3190 Economic law (9)
        KBP3526 Public finance (5)
        KBP524 Aḥwāl shakhṣīyah (8)
        KBP639 Muʻāmalāt (28)
      - KBP50 History, development and application of Islamic law (15)
  - KD England and Wales (27)
  - KF United States Federal Law (2)
  - KPG Malaysia (852)
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  - KZ Law of Nations (89)
- L Education (2176)
  - L Education (General) (1335)
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  - LB Theory and practice of education (767)
    - LB1025 Teaching (principles and practices) (143)
    - LB1050.9 Educational psychology (64)
    - LB1101 Child study (4)
      - LB1131 Physical development (1)
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    - LB1603 Secondary Education. High schools (41)
    - LB1705 Education and training of teachers (53)
    - LB2300 Higher Education (230)
    - LB2361 Curriculum (60)
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    - LB51 Systems of individual educators and writers (5)
  - LC Special aspects of education (232)
    - LC1001 Types of education (11)
    - LC1390 Education of special classes of persons (23)
    - LC251 Moral and religious education. Education under church control (33)
    - LC5201 Education extension. Adult education. Continuing education (9)
    - LC65 Social aspects of education (70)
    - LC8 Forms of education (29)
  - LF Individual institutions (Europe) (1)
  - LG Individual institutions (Asia. Africa) (72)
  - LT Textbooks (22)
- M Music and Books on Music (1)
  - M Music (1)
- N Fine Arts (1152)
  - Islamic art and architecture (38)
    - Architectural components (6)
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    - Islamic garden (1)
    - Islamic painting (1)
    - NK1674 Islamic art (5)
  - N Visual arts (General) For photography, see TR (26)
    - N400 Art museums, galleries, etc. (2)
    - N61 Theory. Philosophy. Aesthetics of the visual arts (3)
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    - NA2599 Architectural criticism (7)
    - NA2695 Architectural drawing and design (22)
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    - NK600 History (1)
      - NK750 Modern (1)
  - NX Arts in general (17)
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- P Language and Literature (1649)
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- T Technology (9627)
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