Classification
363 - Other social problems & services
650 - Management & auxiliary services
16
657 - Accounting
330 - Economics
15
170 - Ethics
11
300 - Social sciences
6
320 - Political science
6
140 - Specific philosophical schools
5
600 - Technology
4
658 - General management
4
380 - Commerce, communications & transportation
3
100 - Philosophy & psychology
2
333 - Economics of land & energy
2
340 - Law
2
610 - Medicine & health
2
000 - Computer science, information & general works
1
361 - Social problems & social welfare in general
1