Classification
302 - Social interaction
155 - Differential & developmental psychology
73
658 - General management
58
305 - Social groups
39
300 - Social sciences
34
330 - Economics
32
331 - Labor economics
31
381 - Commerce
26
006 - Special computer methods
25
670 - Manufacturing
21
500 - Natural sciences & mathematics
20
338 - Production
11
000 - Computer science, information & general works
10
384 - Communications; telecommunication
10
900 - History & geography
8
380 - Commerce, communications & transportation
6
770 - Photography, photographs & computer art
6
303 - Social processes
5
650 - Management & auxiliary services
5
659 - Advertising & public relations
5
700 - The arts; fine & decorative arts
5
004 - Data processing & computer science
4
100 - Philosophy & psychology
4
320 - Political science
4
620 - Engineering & allied operations
4
001 - Knowledge
2
333 - Economics of land & energy
2
400 - Language
2
745 - Decorative arts
2
070 - News media, journalism & publishing
1
140 - Specific philosophical schools
1
153 - Mental processes & intelligence
1
158 - Applied psychology
1
160 - Logic
1
301 - Sociology & anthropology
1
332 - Financial economics
1
340 - Law
1
343 - Military, tax, trade & industrial law
1
616 - Diseases
1
621 - Applied physics
1
649 - Child rearing & home care of persons
1
771 - Techniques, equipment & materials
1
777 - [Unassigned]
1
778 - Fields & kinds of photography
1
780 - Music
1