Classification
330 - Economics
3
333 - Economics of land & energy
370 - Education
620 - Engineering & allied operations
3
658 - General management
900 - History & geography
3
363 - Other social problems & services
2
380 - Commerce, communications & transportation
2
600 - Technology
2
700 - The arts; fine & decorative arts
2
120 - Epistemology, causation & humankind
1
320 - Political science
1
540 - Chemistry & allied sciences
1
580 - Plants (Botany)
1
610 - Medicine & health
1
720 - Architecture
1
800 - Literature & rhetoric
1