Classification
338 - Production
658 - General management
1,028
330 - Economics
489
302 - Social interaction
222
300 - Social sciences
219
650 - Management & auxiliary services
141
000 - Computer science, information & general works
138
500 - Natural sciences & mathematics
137
153 - Mental processes & intelligence
126
384 - Communications; telecommunication
115
670 - Manufacturing
99
331 - Labor economics
95
620 - Engineering & allied operations
93
381 - Commerce
78
332 - Financial economics
62
004 - Data processing & computer science
60
006 - Special computer methods
45
158 - Applied psychology
44
621 - Applied physics
42
745 - Decorative arts
30
303 - Social processes
29
600 - Technology
21
005 - Computer programming, programs & data
20
001 - Knowledge
19
333 - Economics of land & energy
16
380 - Commerce, communications & transportation
16
629 - Other branches of engineering
13
304 - Factors affecting social behavior
10
610 - Medicine & health
8
025 - Library operations
6
070 - News media, journalism & publishing
5
343 - Military, tax, trade & industrial law
5
363 - Other social problems & services
5
601 - Philosophy & theory
5
791 - Public performances
5
170 - Ethics
4
355 - Military science
4
362 - Social welfare problems & services
4
368 - Insurance
4
628 - Sanitary & municipal engineering
4
306 - Culture & institutions
3
307 - Communities
3
364 - Criminology
3
371 - Schools & their activities; special education
3
609 - Historical, geographic & persons treatment
3
657 - Accounting
3
677 - Textiles
3
011 - Bibliographies
2
150 - Psychology
2
152 - Perception, movement, emotions & drives
2
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