Classification
331 - Labor economics
66
658 - General management
44
330 - Economics
30
650 - Management & auxiliary services
21
300 - Social sciences
20
302 - Social interaction
18
158 - Applied psychology
15
306 - Culture & institutions
9
150 - Psychology
4
155 - Differential & developmental psychology
3
338 - Production
3
500 - Natural sciences & mathematics
3
000 - Computer science, information & general works
2
001 - Knowledge
2
320 - Political science
2
610 - Medicine & health
2
670 - Manufacturing
2
011 - Bibliographies
1
153 - Mental processes & intelligence
1
170 - Ethics
1
174 - Occupational ethics
1
291 - [Unassigned]
1
333 - Economics of land & energy
1
340 - Law
1
361 - Social problems & social welfare in general
1
370 - Education
1
600 - Technology
1
620 - Engineering & allied operations
1
700 - The arts; fine & decorative arts
1
900 - History & geography
1