Classification
331 - Labor economics
500 - Natural sciences & mathematics
620 - Engineering & allied operations
005 - Computer programming, programs & data
50
384 - Communications; telecommunication
43
374 - Adult education
16
658 - General management
10
000 - Computer science, information & general works
6
330 - Economics
6
004 - Data processing & computer science
3
364 - Criminology
3
006 - Special computer methods
2
338 - Production
2
381 - Commerce
2
302 - Social interaction
1
355 - Military science
1
363 - Other social problems & services
1