Classification
320 - Political science
117
370 - Education
65
340 - Law
50
330 - Economics
49
300 - Social sciences
38
900 - History & geography
38
140 - Specific philosophical schools
37
323 - Civil & political rights
32
304 - Factors affecting social behavior
31
700 - The arts; fine & decorative arts
27
100 - Philosophy & psychology
25
342 - Constitutional & administrative law
24
363 - Other social problems & services
24
333 - Economics of land & energy
23
000 - Computer science, information & general works
16
380 - Commerce, communications & transportation
16
305 - Social groups
13
306 - Culture & institutions
11
200 - Religion
10
400 - Language
9
551 - Geology, hydrology & meteorology
9
170 - Ethics
7
576 - Genetics & evolution
7
610 - Medicine & health
7
301 - Sociology & anthropology
6
600 - Technology
6
297 - Islam, Babism & Bahai Faith
5
350 - Public administration & military science
5
361 - Social problems & social welfare in general
5
500 - Natural sciences & mathematics
5
800 - Literature & rhetoric
5
341 - Law of nations
4
296 - Judaism
3
324 - The political process
3
325 - International migration & colonization
3
410 - Linguistics
3
303 - Social processes
2
321 - Systems of governments & states
2
331 - Labor economics
2
332 - Financial economics
2
346 - Private law
2
658 - General management
2
720 - Architecture
2
780 - Music
2
973 - United States
2
070 - News media, journalism & publishing
1
160 - Logic
1
261 - Social theology
1
302 - Social interaction
1
307 - Communities
1
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