Classification
158 - Applied psychology
300 - Social sciences
302 - Social interaction
5
330 - Economics
5
331 - Labor economics
5
650 - Management & auxiliary services
5
658 - General management
5
670 - Manufacturing
4
500 - Natural sciences & mathematics
3
170 - Ethics
1
174 - Occupational ethics
1
338 - Production
1
381 - Commerce
1