Classification
302 - Social interaction
330 - Economics
3
650 - Management & auxiliary services
659 - Advertising & public relations
006 - Special computer methods
2
331 - Labor economics
2
381 - Commerce
2
658 - General management
2
153 - Mental processes & intelligence
1
158 - Applied psychology
1
300 - Social sciences
1
384 - Communications; telecommunication
1