Classification
300 - Social sciences
320 - Political science
340 - Law
610 - Medicine & health
100 - Philosophy & psychology
3
000 - Computer science, information & general works
1
301 - Sociology & anthropology
1
330 - Economics
1
361 - Social problems & social welfare in general
1
364 - Criminology
1
600 - Technology
1
650 - Management & auxiliary services
1
658 - General management
1
900 - History & geography
1