Classification
320 - Political science
330 - Economics
97
340 - Law
37
200 - Religion
12
900 - History & geography
11
300 - Social sciences
9
630 - Agriculture & related technologies
5
943 - Central Europe; Germany
4
700 - The arts; fine & decorative arts
3
170 - Ethics
1
322 - Relation of state to organized groups
1
327 - International relations
1
328 - The legislative process
1
332 - Financial economics
1
576 - Genetics & evolution
1
800 - Literature & rhetoric
1
920 - Biography, genealogy & insignia
1