Classification
320 - Political science
600 - Technology
330 - Economics
14
700 - The arts; fine & decorative arts
5
300 - Social sciences
4
363 - Other social problems & services
3
340 - Law
2
370 - Education
2
610 - Medicine & health
2
900 - History & geography
2
000 - Computer science, information & general works
1
304 - Factors affecting social behavior
1
630 - Agriculture & related technologies
1