Classification
338 - Production
500 - Natural sciences & mathematics
658 - General management
103
330 - Economics
95
331 - Labor economics
65
004 - Data processing & computer science
40
300 - Social sciences
38
302 - Social interaction
34
670 - Manufacturing
30
620 - Engineering & allied operations
21
384 - Communications; telecommunication
20
005 - Computer programming, programs & data
16
745 - Decorative arts
13
381 - Commerce
12
000 - Computer science, information & general works
8
332 - Financial economics
8
006 - Special computer methods
7
364 - Criminology
6
650 - Management & auxiliary services
4
303 - Social processes
3
363 - Other social problems & services
3
510 - Mathematics
3
621 - Applied physics
3
153 - Mental processes & intelligence
2
158 - Applied psychology
2
368 - Insurance
2
025 - Library operations
1
155 - Differential & developmental psychology
1
304 - Factors affecting social behavior
1
343 - Military, tax, trade & industrial law
1
371 - Schools & their activities; special education
1
372 - Elementary education
1
374 - Adult education
1
380 - Commerce, communications & transportation
1
600 - Technology
1
629 - Other branches of engineering
1
659 - Advertising & public relations
1