Classification
100 - Philosophy & psychology
340 - Law
380 - Commerce, communications & transportation
320 - Political science
3
370 - Education
3
300 - Social sciences
2
330 - Economics
2
700 - The arts; fine & decorative arts
2
000 - Computer science, information & general works
1
140 - Specific philosophical schools
1
170 - Ethics
1
200 - Religion
1
297 - Islam, Babism & Bahai Faith
1
301 - Sociology & anthropology
1
333 - Economics of land & energy
1
363 - Other social problems & services
1
900 - History & geography
1