Classification
200 - Religion
300 - Social sciences
320 - Political science
363 - Other social problems & services
6
370 - Education
600 - Technology
100 - Philosophy & psychology
4
170 - Ethics
4
340 - Law
4
900 - History & geography
4
120 - Epistemology, causation & humankind
3
000 - Computer science, information & general works
1
297 - Islam, Babism & Bahai Faith
1
301 - Sociology & anthropology
1
330 - Economics
1
380 - Commerce, communications & transportation
1
620 - Engineering & allied operations
1