Classification
001 - Knowledge
3
004 - Data processing & computer science
3
005 - Computer programming, programs & data
6
006 - Special computer methods
2
016 - Bibliographies of works on specific subjects
3
020 - Library & information sciences
36
021 - Library relationships
3
022 - Administration of physical plant
1
023 - Personnel management
1
025 - Library operations
40
026 - Libraries for specific subjects
1
027 - General libraries
5
028 - Reading & use of other information media
1
082 - Collections in English
1
128 - Humankind
1
133 - Specific topics in parapsychology & occultism
1
150 - Psychology
1
152 - Perception, movement, emotions & drives
6
153 - Mental processes & intelligence
1
158 - Applied psychology
21
170 - Ethics
6
171 - Ethical systems
1
172 - Political ethics
1
174 - Occupational ethics
37
176 - Ethics of sex & reproduction
1
179 - Other ethical norms
1
297 - Islam, Babism & Bahai Faith
2
300 - Social sciences
4
301 - Sociology & anthropology
9
302 - Social interaction
80
303 - Social processes
26
304 - Factors affecting social behavior
4
305 - Social groups
32
306 - Culture & institutions
24
307 - Communities
9
320 - Political science
14
321 - Systems of governments & states
2
324 - The political process
1
327 - International relations
9
330 - Economics
169
331 - Labor economics
50
332 - Financial economics
78
333 - Economics of land & energy
25
334 - Cooperatives
1
335 - Socialism & related systems
5
336 - Public finance
19
337 - International economics
24
338 - Production
189
339 - Macroeconomics & related topics
35
340 - Law
8
more ...