Classification
170 - Ethics
200 - Religion
320 - Political science
340 - Law
100 - Philosophy & psychology
7
900 - History & geography
6
300 - Social sciences
5
370 - Education
5
120 - Epistemology, causation & humankind
4
363 - Other social problems & services
3
600 - Technology
3
297 - Islam, Babism & Bahai Faith
2
360 - Social problems & services; associations
1
361 - Social problems & social welfare in general
1
610 - Medicine & health
1