Classification
576 - Genetics & evolution
700 - The arts; fine & decorative arts
6
000 - Computer science, information & general works
5
380 - Commerce, communications & transportation
4
140 - Specific philosophical schools
3
333 - Economics of land & energy
3
363 - Other social problems & services
3
580 - Plants (Botany)
3
610 - Medicine & health
3
900 - History & geography
3
320 - Political science
2
330 - Economics
2
370 - Education
2
414 - Phonology & phonetics
2
581 - Specific topics in natural history
2
600 - Technology
2
620 - Engineering & allied operations
2
658 - General management
2
297 - Islam, Babism & Bahai Faith
1
304 - Factors affecting social behavior
1
400 - Language
1
410 - Linguistics
1
551 - Geology, hydrology & meteorology
1
612 - Human physiology
1
657 - Accounting
1