Classification
000 - Computer science, information & general works
5
330 - Economics
1
333 - Economics of land & energy
2
363 - Other social problems & services
2
414 - Phonology & phonetics
1
540 - Chemistry & allied sciences
1
551 - Geology, hydrology & meteorology
2
576 - Genetics & evolution
1
580 - Plants (Botany)
3
600 - Technology
7
610 - Medicine & health
2
612 - Human physiology
1
620 - Engineering & allied operations
630 - Agriculture & related technologies
900 - History & geography
2