Classification
370 - Education
100 - Philosophy & psychology
6
300 - Social sciences
5
320 - Political science
3
140 - Specific philosophical schools
2
301 - Sociology & anthropology
2
333 - Economics of land & energy
2
500 - Natural sciences & mathematics
2
700 - The arts; fine & decorative arts
2
000 - Computer science, information & general works
1
170 - Ethics
1
340 - Law
1
363 - Other social problems & services
1
400 - Language
1
610 - Medicine & health
1
780 - Music
1
800 - Literature & rhetoric
1
900 - History & geography
1