Classification
200 - Religion
320 - Political science
2
600 - Technology
140 - Specific philosophical schools
1
297 - Islam, Babism & Bahai Faith
1
300 - Social sciences
1
304 - Factors affecting social behavior
1
330 - Economics
1
333 - Economics of land & energy
1
363 - Other social problems & services
1
370 - Education
1
380 - Commerce, communications & transportation
1
700 - The arts; fine & decorative arts
1
800 - Literature & rhetoric
1
900 - History & geography
1