Classification
158 - Applied psychology
658 - General management
79
330 - Economics
67
650 - Management & auxiliary services
65
300 - Social sciences
46
302 - Social interaction
44
338 - Production
44
153 - Mental processes & intelligence
18
670 - Manufacturing
12
000 - Computer science, information & general works
9
500 - Natural sciences & mathematics
8
150 - Psychology
6
331 - Labor economics
5
384 - Communications; telecommunication
4
620 - Engineering & allied operations
4
170 - Ethics
3
745 - Decorative arts
3
001 - Knowledge
2
332 - Financial economics
2
380 - Commerce, communications & transportation
2
381 - Commerce
2
610 - Medicine & health
2
005 - Computer programming, programs & data
1
155 - Differential & developmental psychology
1
362 - Social welfare problems & services
1