Classification
000 - Computer science, information & general works
7
100 - Philosophy & psychology
1
140 - Specific philosophical schools
3
200 - Religion
1
300 - Social sciences
2
301 - Sociology & anthropology
1
304 - Factors affecting social behavior
2
320 - Political science
330 - Economics
9
333 - Economics of land & energy
10
340 - Law
1
363 - Other social problems & services
370 - Education
380 - Commerce, communications & transportation
414 - Phonology & phonetics
2
551 - Geology, hydrology & meteorology
5
580 - Plants (Botany)
1
581 - Specific topics in natural history
1
600 - Technology
8
610 - Medicine & health
4
620 - Engineering & allied operations
1
630 - Agriculture & related technologies
2
658 - General management
1
700 - The arts; fine & decorative arts
11
720 - Architecture
4
900 - History & geography
6