Classification
000 - Computer science, information & general works
515
001 - Knowledge
10
003 - Systems
33
004 - Data processing & computer science
199
005 - Computer programming, programs & data
1,311
006 - Special computer methods
97
008 - [Unassigned]
1
011 - Bibliographies
2
025 - Library operations
5
100 - Philosophy & psychology
59
120 - Epistemology, causation & humankind
3
140 - Specific philosophical schools
95
150 - Psychology
54
153 - Mental processes & intelligence
8
155 - Differential & developmental psychology
10
158 - Applied psychology
18
160 - Logic
3
170 - Ethics
17
174 - Occupational ethics
1
200 - Religion
6
240 - Christian moral & devotional theology
1
250 - Christian orders & local church
1
280 - Christian denominations & sects
1
296 - Judaism
1
297 - Islam, Babism & Bahai Faith
1
300 - Social sciences
112
301 - Sociology & anthropology
26
302 - Social interaction
51
303 - Social processes
9
304 - Factors affecting social behavior
15
305 - Social groups
3
306 - Culture & institutions
6
307 - Communities
3
320 - Political science
459
321 - Systems of governments & states
2
323 - Civil & political rights
5
327 - International relations
3
330 - Economics
968
331 - Labor economics
1,321
332 - Financial economics
20
333 - Economics of land & energy
296
334 - Cooperatives
1
338 - Production
152
339 - Macroeconomics & related topics
1
340 - Law
111
341 - Law of nations
3
342 - Constitutional & administrative law
1
343 - Military, tax, trade & industrial law
6
344 - Labor, social, education & cultural law
6
345 - Criminal law
2
more ...