Classification
140 - Specific philosophical schools
320 - Political science
363 - Other social problems & services
700 - The arts; fine & decorative arts
7
000 - Computer science, information & general works
6
330 - Economics
6
333 - Economics of land & energy
5
380 - Commerce, communications & transportation
4
610 - Medicine & health
4
300 - Social sciences
2
600 - Technology
2
720 - Architecture
2
340 - Law
1
370 - Education
1
550 - Earth sciences
1
551 - Geology, hydrology & meteorology
1
658 - General management
1
800 - Literature & rhetoric
1
900 - History & geography
1