Classification
000 - Computer science, information & general works
100 - Philosophy & psychology
320 - Political science
3
330 - Economics
3
300 - Social sciences
2
340 - Law
2
700 - The arts; fine & decorative arts
2
333 - Economics of land & energy
1
370 - Education
1
380 - Commerce, communications & transportation
1
600 - Technology
1
610 - Medicine & health
1
800 - Literature & rhetoric
1