Classification
300 - Social sciences
360 - Social problems & services; associations
361 - Social problems & social welfare in general
41
364 - Criminology
340 - Law
6
900 - History & geography
6
100 - Philosophy & psychology
5
301 - Sociology & anthropology
5
320 - Political science
5
330 - Economics
5
000 - Computer science, information & general works
4
370 - Education
4
600 - Technology
3
700 - The arts; fine & decorative arts
3
170 - Ethics
2
200 - Religion
2
333 - Economics of land & energy
2
610 - Medicine & health
2
620 - Engineering & allied operations
2
140 - Specific philosophical schools
1
304 - Factors affecting social behavior
1
400 - Language
1
576 - Genetics & evolution
1
630 - Agriculture & related technologies
1