Classification
364 - Criminology
331 - Labor economics
120
005 - Computer programming, programs & data
99
500 - Natural sciences & mathematics
99
363 - Other social problems & services
66
330 - Economics
39
658 - General management
32
338 - Production
21
000 - Computer science, information & general works
19
001 - Knowledge
12
384 - Communications; telecommunication
12
620 - Engineering & allied operations
8
006 - Special computer methods
7
300 - Social sciences
7
302 - Social interaction
6
621 - Applied physics
5
004 - Data processing & computer science
3
303 - Social processes
3
332 - Financial economics
3
381 - Commerce
3
355 - Military science
2
368 - Insurance
2
374 - Adult education
2
670 - Manufacturing
2
745 - Decorative arts
2
025 - Library operations
1
150 - Psychology
1
153 - Mental processes & intelligence
1
170 - Ethics
1
305 - Social groups
1
327 - International relations
1
345 - Criminal law
1
352 - General considerations of public administration
1
510 - Mathematics
1
600 - Technology
1
613 - Personal health & safety
1
650 - Management & auxiliary services
1
720 - Architecture
1
800 - Literature & rhetoric
1