Classification
000 - Computer science, information & general works
4
610 - Medicine & health
4
580 - Plants (Botany)
2
600 - Technology
2
330 - Economics
1
333 - Economics of land & energy
1
363 - Other social problems & services
1
380 - Commerce, communications & transportation
1
620 - Engineering & allied operations
1
630 - Agriculture & related technologies
1
658 - General management
1
720 - Architecture
1