Classification
000 - Computer science, information & general works
100 - Philosophy & psychology
170 - Ethics
2
300 - Social sciences
2
330 - Economics
363 - Other social problems & services
600 - Technology
140 - Specific philosophical schools
1
301 - Sociology & anthropology
1
320 - Political science
1
340 - Law
1
364 - Criminology
1
370 - Education
1
610 - Medicine & health
1
620 - Engineering & allied operations
1
900 - History & geography
1