Classification
302 - Social interaction
300 - Social sciences
76
658 - General management
70
330 - Economics
53
331 - Labor economics
43
500 - Natural sciences & mathematics
30
670 - Manufacturing
29
338 - Production
22
158 - Applied psychology
12
650 - Management & auxiliary services
11
000 - Computer science, information & general works
3
150 - Psychology
3
001 - Knowledge
2
381 - Commerce
2
011 - Bibliographies
1
152 - Perception, movement, emotions & drives
1
306 - Culture & institutions
1
384 - Communications; telecommunication
1
745 - Decorative arts
1