Classification
610 - Medicine & health
120
330 - Economics
29
000 - Computer science, information & general works
8
340 - Law
5
370 - Education
5
700 - The arts; fine & decorative arts
5
363 - Other social problems & services
4
320 - Political science
3
380 - Commerce, communications & transportation
3
600 - Technology
3
658 - General management
3
100 - Philosophy & psychology
2
170 - Ethics
2
333 - Economics of land & energy
2
361 - Social problems & social welfare in general
2
368 - Insurance
2