Classification
304 - Factors affecting social behavior
22
900 - History & geography
11
300 - Social sciences
2
320 - Political science
2
333 - Economics of land & energy
2
380 - Commerce, communications & transportation
2
700 - The arts; fine & decorative arts
2
200 - Religion
1
297 - Islam, Babism & Bahai Faith
1
301 - Sociology & anthropology
1
330 - Economics
1
370 - Education
1
800 - Literature & rhetoric
1