Classification
000 - Computer science, information & general works
100 - Philosophy & psychology
3
120 - Epistemology, causation & humankind
1
140 - Specific philosophical schools
2
170 - Ethics
1
200 - Religion
1
300 - Social sciences
301 - Sociology & anthropology
2
304 - Factors affecting social behavior
1
320 - Political science
10
330 - Economics
333 - Economics of land & energy
6
340 - Law
2
363 - Other social problems & services
4
370 - Education
2
380 - Commerce, communications & transportation
6
400 - Language
3
410 - Linguistics
4
530 - Physics
1
581 - Specific topics in natural history
1
600 - Technology
5
610 - Medicine & health
1
620 - Engineering & allied operations
5
630 - Agriculture & related technologies
3
700 - The arts; fine & decorative arts
6
720 - Architecture
1
770 - Photography, photographs & computer art
1
780 - Music
2
800 - Literature & rhetoric
3
900 - History & geography