Classification
300 - Social sciences
900 - History & geography
11
320 - Political science
8
330 - Economics
5
100 - Philosophy & psychology
3
700 - The arts; fine & decorative arts
3
720 - Architecture
3
001 - Knowledge
2
333 - Economics of land & energy
2
500 - Natural sciences & mathematics
2
000 - Computer science, information & general works
1
200 - Religion
1
297 - Islam, Babism & Bahai Faith
1
301 - Sociology & anthropology
1
302 - Social interaction
1
363 - Other social problems & services
1
580 - Plants (Botany)
1
630 - Agriculture & related technologies
1
658 - General management
1
670 - Manufacturing
1