Dewey Decimal Classification

000 Computer science, knowledge, and systems

010 Bibliographies

020 Library & information sciences

030 Encyclopedias & books of facts

050 Magazine, Journal, and Serials

060 Associations, Organizations, and Museums

070 News media, journalism, publishing

080 General collections

090 Manuscripts & rare books

100 Philosophy & psychology

110 Metaphysics

120 Epistemology

130 Parapsychology & occultism

140 Philosophical schools of thought

150 Psychology

160 Logic

170 Ethics

180 Ancient, medieval, eastern philosophy

190 Modern Western philosophy

200 Religion

300 Social science

310 Statistic

320 Political science

330 Economic

340 Law

350 Public administration and military science

360 Social problems and services

370 Education

380 Commerce, communication, and transport

390 Custom, etiquette, and folklore

400 Langauge

410 Linguistics

420 English and old english languages

430 German and related languages

440 French and related language

450 Italian, romanian, and related language

460 Spanish, portugese, galician

470 Latin and italic languages

480 Classical and modern greek langauges

490 Other languages