Classification
100 - Philosophy & psychology
3
200 - Religion
300 - Social sciences
410 - Linguistics
320 - Political science
2
330 - Economics
2
333 - Economics of land & energy
2
400 - Language
2
700 - The arts; fine & decorative arts
2
800 - Literature & rhetoric
2
900 - History & geography
2
000 - Computer science, information & general works
1
120 - Epistemology, causation & humankind
1
140 - Specific philosophical schools
1
301 - Sociology & anthropology
1
363 - Other social problems & services
1
780 - Music
1