Classification
330 - Economics
320 - Political science
3
360 - Social problems & services; associations
3
361 - Social problems & social welfare in general
3
610 - Medicine & health
3
300 - Social sciences
2
370 - Education
2
657 - Accounting
2
900 - History & geography
2
000 - Computer science, information & general works
1
333 - Economics of land & energy
1
350 - Public administration & military science
1
363 - Other social problems & services
1
364 - Criminology
1
380 - Commerce, communications & transportation
1
600 - Technology
1
620 - Engineering & allied operations
1
700 - The arts; fine & decorative arts
1
720 - Architecture
1