Classification
363 - Other social problems & services
700 - The arts; fine & decorative arts
320 - Political science
7
140 - Specific philosophical schools
5
330 - Economics
5
333 - Economics of land & energy
5
610 - Medicine & health
5
300 - Social sciences
4
340 - Law
4
000 - Computer science, information & general works
3
380 - Commerce, communications & transportation
3
100 - Philosophy & psychology
2
170 - Ethics
2
200 - Religion
2
361 - Social problems & social welfare in general
2
370 - Education
2
551 - Geology, hydrology & meteorology
2
600 - Technology
2
620 - Engineering & allied operations
2
658 - General management
2
301 - Sociology & anthropology
1
304 - Factors affecting social behavior
1
350 - Public administration & military science
1
400 - Language
1
410 - Linguistics
1
576 - Genetics & evolution
1
580 - Plants (Botany)
1
581 - Specific topics in natural history
1
612 - Human physiology
1
630 - Agriculture & related technologies
1
900 - History & geography
1