Classification
331 - Labor economics
338 - Production
330 - Economics
16
658 - General management
12
302 - Social interaction
3
304 - Factors affecting social behavior
3
381 - Commerce
3
005 - Computer programming, programs & data
2
006 - Special computer methods
2
170 - Ethics
2
300 - Social sciences
2
500 - Natural sciences & mathematics
2
000 - Computer science, information & general works
1
303 - Social processes
1
363 - Other social problems & services
1
364 - Criminology
1
620 - Engineering & allied operations
1