Classification
780 - Music
700 - The arts; fine & decorative arts
6
000 - Computer science, information & general works
4
620 - Engineering & allied operations
4
370 - Education
3
600 - Technology
3
900 - History & geography
3
140 - Specific philosophical schools
2
330 - Economics
2
333 - Economics of land & energy
2
400 - Language
2
500 - Natural sciences & mathematics
2
658 - General management
2
304 - Factors affecting social behavior
1
363 - Other social problems & services
1
380 - Commerce, communications & transportation
1
612 - Human physiology
1
800 - Literature & rhetoric
1