Classification
306 - Culture & institutions
139
305 - Social groups
23
304 - Factors affecting social behavior
12
796 - Athletic & outdoor sports & games
9
307 - Communities
8
302 - Social interaction
6
301 - Sociology & anthropology
4
320 - Political science
4
300 - Social sciences
3
338 - Production
3
333 - Economics of land & energy
2
530 - Physics
2
006 - Special computer methods
1
070 - News media, journalism & publishing
1
158 - Applied psychology
1
175 - Ethics of recreation & leisure
1
201 - Religious mythology & social theology
1
303 - Social processes
1
327 - International relations
1
341 - Law of nations
1
361 - Social problems & social welfare in general
1
407 - Education, research & related topics
1
418 - Standard usage & applied linguistics
1
571 - Physiology & related subjects
1
613 - Personal health & safety
1
614 - Incidence & prevention of disease
1
621 - Applied physics
1
630 - Agriculture & related technologies
1
650 - Management & auxiliary services
1
658 - General management
1
941 - British Isles
1