Classification
370 - Education
380 - Commerce, communications & transportation
780 - Music
700 - The arts; fine & decorative arts
8
100 - Philosophy & psychology
5
600 - Technology
4
620 - Engineering & allied operations
4
900 - History & geography
4
000 - Computer science, information & general works
3
320 - Political science
3
330 - Economics
3
400 - Language
3
300 - Social sciences
2
333 - Economics of land & energy
2
340 - Law
1
363 - Other social problems & services
1
410 - Linguistics
1
500 - Natural sciences & mathematics
1
610 - Medicine & health
1
630 - Agriculture & related technologies
1
658 - General management
1