Classification
300 - Social sciences
320 - Political science
340 - Law
100 - Philosophy & psychology
16
330 - Economics
13
304 - Factors affecting social behavior
12
900 - History & geography
12
140 - Specific philosophical schools
11
370 - Education
8
200 - Religion
7
301 - Sociology & anthropology
7
170 - Ethics
6
700 - The arts; fine & decorative arts
6
333 - Economics of land & energy
5
600 - Technology
5
297 - Islam, Babism & Bahai Faith
4
350 - Public administration & military science
4
363 - Other social problems & services
4
380 - Commerce, communications & transportation
4
610 - Medicine & health
4
400 - Language
3
658 - General management
3
000 - Computer science, information & general works
2
360 - Social problems & services; associations
2
361 - Social problems & social welfare in general
2
620 - Engineering & allied operations
2
120 - Epistemology, causation & humankind
1
364 - Criminology
1
500 - Natural sciences & mathematics
1
530 - Physics
1
551 - Geology, hydrology & meteorology
1
576 - Genetics & evolution
1
581 - Specific topics in natural history
1
770 - Photography, photographs & computer art
1
780 - Music
1
791 - Public performances
1