Classification
330 - Economics
477
320 - Political science
456
340 - Law
123
300 - Social sciences
59
630 - Agriculture & related technologies
30
380 - Commerce, communications & transportation
10
382 - International commerce
7
900 - History & geography
5
700 - The arts; fine & decorative arts
3
800 - Literature & rhetoric
2
333 - Economics of land & energy
1
600 - Technology
1
610 - Medicine & health
1