Classification
350 - Public administration & military science
361 - Social problems & social welfare in general
320 - Political science
4
330 - Economics
2
000 - Computer science, information & general works
1
100 - Philosophy & psychology
1
140 - Specific philosophical schools
1
300 - Social sciences
1
301 - Sociology & anthropology
1
333 - Economics of land & energy
1
340 - Law
1
360 - Social problems & services; associations
1
370 - Education
1
600 - Technology
1