Classification
600 - Technology
3
620 - Engineering & allied operations
3
658 - General management
700 - The arts; fine & decorative arts
3
330 - Economics
2
333 - Economics of land & energy
2
363 - Other social problems & services
2
380 - Commerce, communications & transportation
2
900 - History & geography
2
000 - Computer science, information & general works
1
140 - Specific philosophical schools
1
320 - Political science
1
370 - Education
1
576 - Genetics & evolution
1
580 - Plants (Botany)
1
610 - Medicine & health
1
630 - Agriculture & related technologies
1
720 - Architecture
1