Classification
301 - Sociology & anthropology
2
100 - Philosophy & psychology
1
140 - Specific philosophical schools
1
170 - Ethics
1
200 - Religion
1
300 - Social sciences
1
302 - Social interaction
1
304 - Factors affecting social behavior
1
306 - Culture & institutions
1
320 - Political science
1
370 - Education
1
900 - History & geography
1
907 - Education, research & related topics
1