Classification
320 - Political science
658 - General management
330 - Economics
6
650 - Management & auxiliary services
6
300 - Social sciences
5
340 - Law
3
361 - Social problems & social welfare in general
2
100 - Philosophy & psychology
1
200 - Religion
1
610 - Medicine & health
1
700 - The arts; fine & decorative arts
1
900 - History & geography
1