Classification
000 - Computer science, information & general works
300 - Social sciences
320 - Political science
340 - Law
4
900 - History & geography
3
100 - Philosophy & psychology
2
200 - Religion
1
301 - Sociology & anthropology
1
304 - Factors affecting social behavior
1
330 - Economics
1
363 - Other social problems & services
1
364 - Criminology
1
370 - Education
1
600 - Technology
1
610 - Medicine & health
1
700 - The arts; fine & decorative arts
1