Classification
140 - Specific philosophical schools
320 - Political science
340 - Law
700 - The arts; fine & decorative arts
333 - Economics of land & energy
3
900 - History & geography
3
100 - Philosophy & psychology
2
363 - Other social problems & services
2
000 - Computer science, information & general works
1
297 - Islam, Babism & Bahai Faith
1
301 - Sociology & anthropology
1
330 - Economics
1
581 - Specific topics in natural history
1
610 - Medicine & health
1
800 - Literature & rhetoric
1