Classification
610 - Medicine & health
620 - Engineering & allied operations
600 - Technology
8
700 - The arts; fine & decorative arts
8
900 - History & geography
6
333 - Economics of land & energy
5
580 - Plants (Botany)
4
000 - Computer science, information & general works
3
140 - Specific philosophical schools
3
540 - Chemistry & allied sciences
3
330 - Economics
1
414 - Phonology & phonetics
1
630 - Agriculture & related technologies
1