Classification
670 - Manufacturing
658 - General management
1,507
330 - Economics
1,495
300 - Social sciences
1,399
302 - Social interaction
1,390
500 - Natural sciences & mathematics
1,388
338 - Production
309
381 - Commerce
223
331 - Labor economics
179
650 - Management & auxiliary services
108
384 - Communications; telecommunication
101
158 - Applied psychology
90
153 - Mental processes & intelligence
89
332 - Financial economics
60
620 - Engineering & allied operations
59
380 - Commerce, communications & transportation
58
745 - Decorative arts
35
368 - Insurance
31
001 - Knowledge
24
006 - Special computer methods
15
510 - Mathematics
14
304 - Factors affecting social behavior
12
659 - Advertising & public relations
12
005 - Computer programming, programs & data
10
170 - Ethics
10
519 - Probabilities & applied mathematics
9
000 - Computer science, information & general works
8
150 - Psychology
8
374 - Adult education
8
808 - Rhetoric & collections of literature
8
152 - Perception, movement, emotions & drives
5
155 - Differential & developmental psychology
5
303 - Social processes
5
600 - Technology
4
004 - Data processing & computer science
3
364 - Criminology
2
800 - Literature & rhetoric
2
174 - Occupational ethics
1
333 - Economics of land & energy
1
337 - International economics
1
352 - General considerations of public administration
1
361 - Social problems & social welfare in general
1
362 - Social welfare problems & services
1
363 - Other social problems & services
1
371 - Schools & their activities; special education
1
382 - International commerce
1
604 - Special topics
1
629 - Other branches of engineering
1
643 - Housing & household equipment
1
651 - Office services
1
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