Classification
000 - Computer science, information & general works
100 - Philosophy & psychology
300 - Social sciences
2
320 - Political science
2
330 - Economics
400 - Language
410 - Linguistics
700 - The arts; fine & decorative arts
900 - History & geography
2
120 - Epistemology, causation & humankind
1
200 - Religion
1
301 - Sociology & anthropology
1
333 - Economics of land & energy
1
363 - Other social problems & services
1
370 - Education
1
380 - Commerce, communications & transportation
1
600 - Technology
1
620 - Engineering & allied operations
1
630 - Agriculture & related technologies
1
780 - Music
1
800 - Literature & rhetoric
1