Classification
340 - Law
320 - Political science
13
140 - Specific philosophical schools
11
300 - Social sciences
10
700 - The arts; fine & decorative arts
8
610 - Medicine & health
7
200 - Religion
6
304 - Factors affecting social behavior
6
297 - Islam, Babism & Bahai Faith
5
330 - Economics
5
361 - Social problems & social welfare in general
5
364 - Criminology
5
900 - History & geography
5
100 - Philosophy & psychology
4
170 - Ethics
4
301 - Sociology & anthropology
4
363 - Other social problems & services
4
370 - Education
4
333 - Economics of land & energy
3
360 - Social problems & services; associations
3
380 - Commerce, communications & transportation
3
800 - Literature & rhetoric
3
400 - Language
2
630 - Agriculture & related technologies
2
000 - Computer science, information & general works
1
120 - Epistemology, causation & humankind
1
350 - Public administration & military science
1
410 - Linguistics
1
576 - Genetics & evolution
1
581 - Specific topics in natural history
1
600 - Technology
1
612 - Human physiology
1
658 - General management
1