Classification
370 - Education
3
600 - Technology
3
610 - Medicine & health
620 - Engineering & allied operations
657 - Accounting
100 - Philosophy & psychology
2
500 - Natural sciences & mathematics
2
720 - Architecture
2
120 - Epistemology, causation & humankind
1
333 - Economics of land & energy
1
900 - History & geography
1