Classification
000 - Computer science, information & general works
8
100 - Philosophy & psychology
1
140 - Specific philosophical schools
1
170 - Ethics
1
200 - Religion
1
304 - Factors affecting social behavior
1
320 - Political science
2
330 - Economics
3
333 - Economics of land & energy
3
340 - Law
3
363 - Other social problems & services
5
370 - Education
380 - Commerce, communications & transportation
4
400 - Language
1
414 - Phonology & phonetics
1
600 - Technology
6
610 - Medicine & health
1
620 - Engineering & allied operations
5
700 - The arts; fine & decorative arts
7
720 - Architecture
1
900 - History & geography
6