Classification
000 - Computer science, information & general works
25
001 - Knowledge
2
004 - Data processing & computer science
5
005 - Computer programming, programs & data
16
006 - Special computer methods
5
025 - Library operations
1
070 - News media, journalism & publishing
4
100 - Philosophy & psychology
10
120 - Epistemology, causation & humankind
2
121 - Epistemology
1
140 - Specific philosophical schools
20
150 - Psychology
5
152 - Perception, movement, emotions & drives
1
153 - Mental processes & intelligence
1
158 - Applied psychology
11
170 - Ethics
5
174 - Occupational ethics
1
200 - Religion
4
230 - Christianity & Christian theology
1
282 - Roman Catholic Church
1
297 - Islam, Babism & Bahai Faith
3
300 - Social sciences
29
301 - Sociology & anthropology
23
302 - Social interaction
15
304 - Factors affecting social behavior
6
305 - Social groups
2
306 - Culture & institutions
2
320 - Political science
19
327 - International relations
1
330 - Economics
103
331 - Labor economics
40
332 - Financial economics
5
333 - Economics of land & energy
23
338 - Production
5
339 - Macroeconomics & related topics
1
340 - Law
8
360 - Social problems & services; associations
2
361 - Social problems & social welfare in general
7
362 - Social welfare problems & services
1
363 - Other social problems & services
24
364 - Criminology
1
370 - Education
44
380 - Commerce, communications & transportation
18
381 - Commerce
8
384 - Communications; telecommunication
17
395 - Etiquette (Manners)
1
398 - Folklore
1
400 - Language
6
401 - Philosophy & theory
1
410 - Linguistics
5
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