Classification
100 - Philosophy & psychology
140 - Specific philosophical schools
1
170 - Ethics
2
300 - Social sciences
3
320 - Political science
330 - Economics
333 - Economics of land & energy
1
336 - Public finance
2
340 - Law
2
350 - Public administration & military science
1
360 - Social problems & services; associations
1
361 - Social problems & social welfare in general
610 - Medicine & health
1
700 - The arts; fine & decorative arts
1