Classification
301 - Sociology & anthropology
720 - Architecture
300 - Social sciences
16
700 - The arts; fine & decorative arts
11
900 - History & geography
10
320 - Political science
8
363 - Other social problems & services
7
140 - Specific philosophical schools
4
100 - Philosophy & psychology
3
297 - Islam, Babism & Bahai Faith
3
630 - Agriculture & related technologies
3
800 - Literature & rhetoric
3
200 - Religion
2
330 - Economics
2
340 - Law
2
370 - Education
2
380 - Commerce, communications & transportation
2
410 - Linguistics
2
620 - Engineering & allied operations
2
000 - Computer science, information & general works
1
333 - Economics of land & energy
1
600 - Technology
1
610 - Medicine & health
1