Classification
160 - Logic
320 - Political science
330 - Economics
83
370 - Education
11
900 - History & geography
7
300 - Social sciences
3
630 - Agriculture & related technologies
2
700 - The arts; fine & decorative arts
2
170 - Ethics
1
337 - International economics
1
340 - Law
1
364 - Criminology
1
600 - Technology
1