Classification
000 - Computer science, information & general works
140 - Specific philosophical schools
3
300 - Social sciences
1
304 - Factors affecting social behavior
2
320 - Political science
3
330 - Economics
333 - Economics of land & energy
4
363 - Other social problems & services
370 - Education
2
380 - Commerce, communications & transportation
414 - Phonology & phonetics
1
551 - Geology, hydrology & meteorology
1
576 - Genetics & evolution
3
580 - Plants (Botany)
1
581 - Specific topics in natural history
600 - Technology
1
610 - Medicine & health
1
657 - Accounting
1
700 - The arts; fine & decorative arts
3
900 - History & geography
2