Classification
140 - Specific philosophical schools
320 - Political science
361 - Social problems & social welfare in general
304 - Factors affecting social behavior
1
333 - Economics of land & energy
1
350 - Public administration & military science
1
370 - Education
1
380 - Commerce, communications & transportation
1
610 - Medicine & health
1
700 - The arts; fine & decorative arts
1