Classification
364 - Criminology
183
500 - Natural sciences & mathematics
78
331 - Labor economics
72
363 - Other social problems & services
65
005 - Computer programming, programs & data
54
330 - Economics
22
000 - Computer science, information & general works
17
658 - General management
11
338 - Production
10
001 - Knowledge
9
384 - Communications; telecommunication
9
620 - Engineering & allied operations
5
621 - Applied physics
5
004 - Data processing & computer science
3
300 - Social sciences
2
303 - Social processes
2
355 - Military science
2
381 - Commerce
2
025 - Library operations
1
302 - Social interaction
1
327 - International relations
1
332 - Financial economics
1
345 - Criminal law
1
368 - Insurance
1
374 - Adult education
1