Classification
370 - Education
8
100 - Philosophy & psychology
3
363 - Other social problems & services
3
500 - Natural sciences & mathematics
3
700 - The arts; fine & decorative arts
3
333 - Economics of land & energy
2
900 - History & geography
2
000 - Computer science, information & general works
1
320 - Political science
1
340 - Law
1
380 - Commerce, communications & transportation
1
410 - Linguistics
1
800 - Literature & rhetoric
1