Classification
155 - Differential & developmental psychology
331 - Labor economics
658 - General management
12
330 - Economics
9
302 - Social interaction
5
158 - Applied psychology
4
300 - Social sciences
4
150 - Psychology
3
006 - Special computer methods
2
303 - Social processes
2
381 - Commerce
2
153 - Mental processes & intelligence
1
170 - Ethics
1
384 - Communications; telecommunication
1
500 - Natural sciences & mathematics
1
650 - Management & auxiliary services
1