Classification
303 - Social processes
500 - Natural sciences & mathematics
658 - General management
9
670 - Manufacturing
7
302 - Social interaction
6
330 - Economics
6
300 - Social sciences
4
338 - Production
4
331 - Labor economics
3
381 - Commerce
3
384 - Communications; telecommunication
3
006 - Special computer methods
2
158 - Applied psychology
2
150 - Psychology
1