Classification
364 - Criminology
500 - Natural sciences & mathematics
363 - Other social problems & services
47
331 - Labor economics
28
330 - Economics
18
005 - Computer programming, programs & data
16
658 - General management
9
384 - Communications; telecommunication
7
338 - Production
6
620 - Engineering & allied operations
5
621 - Applied physics
4
001 - Knowledge
2
300 - Social sciences
2
303 - Social processes
2
670 - Manufacturing
2
000 - Computer science, information & general works
1
025 - Library operations
1
302 - Social interaction
1
327 - International relations
1
352 - General considerations of public administration
1
368 - Insurance
1
600 - Technology
1
800 - Literature & rhetoric
1