Classification
330 - Economics
331 - Labor economics
380 - Commerce, communications & transportation
384 - Communications; telecommunication
10
658 - General management
300 - Social sciences
9
302 - Social interaction
8
670 - Manufacturing
8
500 - Natural sciences & mathematics
7
338 - Production
4
006 - Special computer methods
2
000 - Computer science, information & general works
1
153 - Mental processes & intelligence
1
158 - Applied psychology
1
650 - Management & auxiliary services
1