Classification
320 - Political science
300 - Social sciences
77
340 - Law
73
900 - History & geography
50
200 - Religion
22
700 - The arts; fine & decorative arts
21
330 - Economics
19
100 - Philosophy & psychology
12
304 - Factors affecting social behavior
10
610 - Medicine & health
8
301 - Sociology & anthropology
7
000 - Computer science, information & general works
5
650 - Management & auxiliary services
5
658 - General management
5
297 - Islam, Babism & Bahai Faith
4
361 - Social problems & social welfare in general
3
140 - Specific philosophical schools
2
333 - Economics of land & energy
2
576 - Genetics & evolution
2
600 - Technology
2
620 - Engineering & allied operations
2
170 - Ethics
1
380 - Commerce, communications & transportation
1
720 - Architecture
1