Classification
000 - Computer science, information & general works
1,101
001 - Knowledge
42
003 - Systems
682
004 - Data processing & computer science
5,360
005 - Computer programming, programs & data
7,588
006 - Special computer methods
3,572
011 - Bibliographies
3
016 - Bibliographies of works on specific subjects
1
020 - Library & information sciences
6
025 - Library operations
115
029 - [Unassigned]
1
070 - News media, journalism & publishing
3
082 - Collections in English
1
100 - Philosophy & psychology
71
111 - Ontology
1
113 - Cosmology
2
120 - Epistemology, causation & humankind
9
121 - Epistemology
1
140 - Specific philosophical schools
260
142 - Critical philosophy
1
150 - Psychology
10
152 - Perception, movement, emotions & drives
3
153 - Mental processes & intelligence
42
155 - Differential & developmental psychology
3
158 - Applied psychology
34
160 - Logic
9
170 - Ethics
41
171 - Ethical systems
1
174 - Occupational ethics
11
176 - Ethics of sex & reproduction
1
189 - Medieval western philosophy
1
190 - Modern western philosophy
1
200 - Religion
10
201 - Religious mythology & social theology
1
255 - Religious congregations & orders
1
297 - Islam, Babism & Bahai Faith
2
300 - Social sciences
203
301 - Sociology & anthropology
29
302 - Social interaction
202
303 - Social processes
70
304 - Factors affecting social behavior
116
305 - Social groups
9
306 - Culture & institutions
7
307 - Communities
33
320 - Political science
406
321 - Systems of governments & states
43
323 - Civil & political rights
6
327 - International relations
10
330 - Economics
1,274
331 - Labor economics
903
more ...