Classification
380 - Commerce, communications & transportation
10
610 - Medicine & health
658 - General management
333 - Economics of land & energy
6
363 - Other social problems & services
6
600 - Technology
6
000 - Computer science, information & general works
5
620 - Engineering & allied operations
5
700 - The arts; fine & decorative arts
5
330 - Economics
4
576 - Genetics & evolution
3
140 - Specific philosophical schools
2
370 - Education
2
551 - Geology, hydrology & meteorology
2
900 - History & geography
2
361 - Social problems & social welfare in general
1
364 - Criminology
1
500 - Natural sciences & mathematics
1
612 - Human physiology
1
615 - Pharmacology & therapeutics
1
630 - Agriculture & related technologies
1
720 - Architecture
1
800 - Literature & rhetoric
1