Classification
330 - Economics
2
363 - Other social problems & services
658 - General management
000 - Computer science, information & general works
1
320 - Political science
1
333 - Economics of land & energy
1
338 - Production
1
364 - Criminology
1
500 - Natural sciences & mathematics
1
576 - Genetics & evolution
1
630 - Agriculture & related technologies
1