Classification
305 - Social groups
306 - Culture & institutions
281
302 - Social interaction
56
900 - History & geography
23
330 - Economics
16
658 - General management
16
300 - Social sciences
12
500 - Natural sciences & mathematics
10
331 - Labor economics
7
320 - Political science
5
610 - Medicine & health
5
303 - Social processes
4
370 - Education
3
940 - History of Europe
3
100 - Philosophy & psychology
2
158 - Applied psychology
2
381 - Commerce
2
650 - Management & auxiliary services
2
001 - Knowledge
1
069 - Museum science
1
140 - Specific philosophical schools
1
153 - Mental processes & intelligence
1
160 - Logic
1
332 - Financial economics
1
338 - Production
1
340 - Law
1
364 - Criminology
1
380 - Commerce, communications & transportation
1
384 - Communications; telecommunication
1
600 - Technology
1
612 - Human physiology
1
700 - The arts; fine & decorative arts
1
745 - Decorative arts
1
800 - Literature & rhetoric
1
938 - Greece to 323
1