Classification
302 - Social interaction
43
650 - Management & auxiliary services
658 - General management
43
330 - Economics
39
300 - Social sciences
29
158 - Applied psychology
24
153 - Mental processes & intelligence
12
331 - Labor economics
9
338 - Production
7
001 - Knowledge
4
500 - Natural sciences & mathematics
4
670 - Manufacturing
4
384 - Communications; telecommunication
3
304 - Factors affecting social behavior
2
000 - Computer science, information & general works
1
005 - Computer programming, programs & data
1
150 - Psychology
1
332 - Financial economics
1
380 - Commerce, communications & transportation
1
381 - Commerce
1