Classification
610 - Medicine & health
5
140 - Specific philosophical schools
3
000 - Computer science, information & general works
2
363 - Other social problems & services
2
380 - Commerce, communications & transportation
2
576 - Genetics & evolution
2
700 - The arts; fine & decorative arts
2
304 - Factors affecting social behavior
1
364 - Criminology
1
551 - Geology, hydrology & meteorology
1
581 - Specific topics in natural history
1
616 - Diseases
1
800 - Literature & rhetoric
1
900 - History & geography
1