Classification
000 - Computer science, information & general works
340 - Law
380 - Commerce, communications & transportation
600 - Technology
363 - Other social problems & services
10
620 - Engineering & allied operations
6
320 - Political science
5
330 - Economics
5
333 - Economics of land & energy
5
700 - The arts; fine & decorative arts
5
140 - Specific philosophical schools
4
576 - Genetics & evolution
4
900 - History & geography
4
370 - Education
3
610 - Medicine & health
2
170 - Ethics
1
200 - Religion
1
300 - Social sciences
1
304 - Factors affecting social behavior
1
400 - Language
1
500 - Natural sciences & mathematics
1
530 - Physics
1
720 - Architecture
1
791 - Public performances
1