Classification
140 - Specific philosophical schools
361 - Social problems & social welfare in general
610 - Medicine & health
100 - Philosophy & psychology
2
304 - Factors affecting social behavior
2
900 - History & geography
2
170 - Ethics
1
320 - Political science
1
330 - Economics
1
333 - Economics of land & energy
1
340 - Law
1
363 - Other social problems & services
1
380 - Commerce, communications & transportation
1
700 - The arts; fine & decorative arts
1