Classification
300 - Social sciences
1
304 - Factors affecting social behavior
5
330 - Economics
3
350 - Public administration & military science
2
360 - Social problems & services; associations
5
361 - Social problems & social welfare in general
5
370 - Education
2
610 - Medicine & health
700 - The arts; fine & decorative arts
1
900 - History & geography
1