Classification
100 - Philosophy & psychology
1
170 - Ethics
17
200 - Religion
2
300 - Social sciences
3
320 - Political science
330 - Economics
78
340 - Law
3
370 - Education
4
400 - Language
500 - Natural sciences & mathematics
1
630 - Agriculture & related technologies
1
700 - The arts; fine & decorative arts
5
800 - Literature & rhetoric
1
900 - History & geography
11