Classification
300 - Social sciences
340 - Law
700 - The arts; fine & decorative arts
320 - Political science
24
330 - Economics
13
900 - History & geography
13
100 - Philosophy & psychology
11
140 - Specific philosophical schools
11
363 - Other social problems & services
8
370 - Education
8
333 - Economics of land & energy
7
380 - Commerce, communications & transportation
7
301 - Sociology & anthropology
6
600 - Technology
6
620 - Engineering & allied operations
6
000 - Computer science, information & general works
5
170 - Ethics
5
200 - Religion
4
610 - Medicine & health
4
658 - General management
4
720 - Architecture
4
800 - Literature & rhetoric
4
364 - Criminology
3
400 - Language
3
630 - Agriculture & related technologies
3
360 - Social problems & services; associations
2
361 - Social problems & social welfare in general
2
576 - Genetics & evolution
2
580 - Plants (Botany)
2
160 - Logic
1
297 - Islam, Babism & Bahai Faith
1
304 - Factors affecting social behavior
1
337 - International economics
1
410 - Linguistics
1
500 - Natural sciences & mathematics
1
551 - Geology, hydrology & meteorology
1
770 - Photography, photographs & computer art
1
780 - Music
1
791 - Public performances
1