Classification
330 - Economics
331 - Labor economics
658 - General management
206
338 - Production
134
300 - Social sciences
62
500 - Natural sciences & mathematics
60
000 - Computer science, information & general works
36
005 - Computer programming, programs & data
34
302 - Social interaction
33
004 - Data processing & computer science
31
384 - Communications; telecommunication
27
670 - Manufacturing
25
381 - Commerce
20
620 - Engineering & allied operations
18
006 - Special computer methods
8
650 - Management & auxiliary services
8
745 - Decorative arts
8
510 - Mathematics
7
153 - Mental processes & intelligence
6
368 - Insurance
5
001 - Knowledge
4
158 - Applied psychology
3
170 - Ethics
3
304 - Factors affecting social behavior
3
364 - Criminology
3
374 - Adult education
3
621 - Applied physics
3
303 - Social processes
2
343 - Military, tax, trade & industrial law
2
380 - Commerce, communications & transportation
2
519 - Probabilities & applied mathematics
2
604 - Special topics
2
657 - Accounting
2
025 - Library operations
1
332 - Financial economics
1
352 - General considerations of public administration
1
651 - Office services
1
700 - The arts; fine & decorative arts
1