Classification
000 - Computer science, information & general works
1
100 - Philosophy & psychology
120 - Epistemology, causation & humankind
2
140 - Specific philosophical schools
8
160 - Logic
1
170 - Ethics
200 - Religion
8
300 - Social sciences
9
301 - Sociology & anthropology
3
304 - Factors affecting social behavior
1
320 - Political science
330 - Economics
8
333 - Economics of land & energy
2
340 - Law
360 - Social problems & services; associations
1
361 - Social problems & social welfare in general
1
363 - Other social problems & services
4
364 - Criminology
1
370 - Education
1
400 - Language
2
410 - Linguistics
1
530 - Physics
1
581 - Specific topics in natural history
2
600 - Technology
2
610 - Medicine & health
1
700 - The arts; fine & decorative arts
5
800 - Literature & rhetoric
1
900 - History & geography
5