Classification
300 - Social sciences
304 - Factors affecting social behavior
320 - Political science
700 - The arts; fine & decorative arts
4
900 - History & geography
4
000 - Computer science, information & general works
2
301 - Sociology & anthropology
2
340 - Law
2
140 - Specific philosophical schools
1
330 - Economics
1
333 - Economics of land & energy
1
363 - Other social problems & services
1
610 - Medicine & health
1