Classification
300 - Social sciences
83
338 - Production
83
658 - General management
83
670 - Manufacturing
330 - Economics
73
302 - Social interaction
66
500 - Natural sciences & mathematics
62
331 - Labor economics
16
158 - Applied psychology
8
650 - Management & auxiliary services
8
153 - Mental processes & intelligence
6
384 - Communications; telecommunication
4
620 - Engineering & allied operations
4
381 - Commerce
3
380 - Commerce, communications & transportation
2
004 - Data processing & computer science
1
006 - Special computer methods
1
170 - Ethics
1
332 - Financial economics
1