Classification
658 - General management
610 - Medicine & health
11
370 - Education
8
700 - The arts; fine & decorative arts
7
000 - Computer science, information & general works
6
380 - Commerce, communications & transportation
6
140 - Specific philosophical schools
5
363 - Other social problems & services
5
330 - Economics
3
333 - Economics of land & energy
3
576 - Genetics & evolution
3
150 - Psychology
2
400 - Language
2
600 - Technology
2
900 - History & geography
2
100 - Philosophy & psychology
1
170 - Ethics
1
320 - Political science
1
410 - Linguistics
1
500 - Natural sciences & mathematics
1
551 - Geology, hydrology & meteorology
1
620 - Engineering & allied operations
1