Classification
100 - Philosophy & psychology
320 - Political science
12
370 - Education
300 - Social sciences
7
700 - The arts; fine & decorative arts
4
140 - Specific philosophical schools
2
333 - Economics of land & energy
2
340 - Law
2
000 - Computer science, information & general works
1
200 - Religion
1
576 - Genetics & evolution
1
900 - History & geography
1