Classification
658 - General management
320 - Political science
21
330 - Economics
20
650 - Management & auxiliary services
19
300 - Social sciences
17
361 - Social problems & social welfare in general
11
340 - Law
4
610 - Medicine & health
4
700 - The arts; fine & decorative arts
4
900 - History & geography
4
200 - Religion
2
000 - Computer science, information & general works
1
100 - Philosophy & psychology
1
780 - Music
1