Classification
305 - Social groups
306 - Culture & institutions
151
302 - Social interaction
18
330 - Economics
16
658 - General management
16
500 - Natural sciences & mathematics
10
300 - Social sciences
8
331 - Labor economics
7
610 - Medicine & health
5
303 - Social processes
4
158 - Applied psychology
2
370 - Education
2
381 - Commerce
2
650 - Management & auxiliary services
2
001 - Knowledge
1
153 - Mental processes & intelligence
1
332 - Financial economics
1
338 - Production
1
364 - Criminology
1
380 - Commerce, communications & transportation
1
384 - Communications; telecommunication
1
600 - Technology
1
612 - Human physiology
1
800 - Literature & rhetoric
1
938 - Greece to 323
1
940 - History of Europe
1