Classification
300 - Social sciences
320 - Political science
129
900 - History & geography
113
100 - Philosophy & psychology
110
301 - Sociology & anthropology
97
700 - The arts; fine & decorative arts
74
330 - Economics
67
200 - Religion
58
370 - Education
55
140 - Specific philosophical schools
54
610 - Medicine & health
48
333 - Economics of land & energy
42
340 - Law
42
600 - Technology
37
800 - Literature & rhetoric
35
000 - Computer science, information & general works
32
363 - Other social problems & services
32
658 - General management
28
304 - Factors affecting social behavior
27
380 - Commerce, communications & transportation
26
361 - Social problems & social welfare in general
22
170 - Ethics
21
302 - Social interaction
20
364 - Criminology
16
400 - Language
13
360 - Social problems & services; associations
12
720 - Architecture
12
500 - Natural sciences & mathematics
10
576 - Genetics & evolution
10
297 - Islam, Babism & Bahai Faith
8
620 - Engineering & allied operations
8
120 - Epistemology, causation & humankind
7
331 - Labor economics
7
410 - Linguistics
7
630 - Agriculture & related technologies
7
780 - Music
7
384 - Communications; telecommunication
6
581 - Specific topics in natural history
5
338 - Production
4
551 - Geology, hydrology & meteorology
4
296 - Judaism
3
158 - Applied psychology
2
398 - Folklore
2
530 - Physics
2
540 - Chemistry & allied sciences
2
650 - Management & auxiliary services
2
770 - Photography, photographs & computer art
2
791 - Public performances
2
153 - Mental processes & intelligence
1
303 - Social processes
1
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