Classification
158 - Applied psychology
650 - Management & auxiliary services
8
330 - Economics
7
658 - General management
6
338 - Production
2
670 - Manufacturing
2
000 - Computer science, information & general works
1
153 - Mental processes & intelligence
1
302 - Social interaction
1
306 - Culture & institutions
1
381 - Commerce
1
384 - Communications; telecommunication
1
800 - Literature & rhetoric
1