Classification
327 - International relations
156
320 - Political science
79
304 - Factors affecting social behavior
16
300 - Social sciences
11
363 - Other social problems & services
11
301 - Sociology & anthropology
10
306 - Culture & institutions
9
303 - Social processes
8
333 - Economics of land & energy
7
338 - Production
7
305 - Social groups
6
302 - Social interaction
5
341 - Law of nations
5
355 - Military science
5
370 - Education
5
330 - Economics
4
340 - Law
4
364 - Criminology
4
418 - Standard usage & applied linguistics
4
100 - Philosophy & psychology
3
170 - Ethics
3
200 - Religion
3
380 - Commerce, communications & transportation
3
551 - Geology, hydrology & meteorology
3
140 - Specific philosophical schools
2
900 - History & geography
2
910 - Geography & travel
2
956 - Middle East (Near East)
2
000 - Computer science, information & general works
1
005 - Computer programming, programs & data
1
070 - News media, journalism & publishing
1
299 - Religions not provided for elsewhere
1
307 - Communities
1
325 - International migration & colonization
1
332 - Financial economics
1
337 - International economics
1
345 - Criminal law
1
347 - Civil procedure & courts
1
361 - Social problems & social welfare in general
1
496 - African languages
1
530 - Physics
1
576 - Genetics & evolution
1
577 - Ecology
1
610 - Medicine & health
1
621 - Applied physics
1
630 - Agriculture & related technologies
1
658 - General management
1
792 - Stage presentations
1
800 - Literature & rhetoric
1
907 - Education, research & related topics
1
more ...