Classification
330 - Economics
380 - Commerce, communications & transportation
610 - Medicine & health
140 - Specific philosophical schools
5
333 - Economics of land & energy
5
363 - Other social problems & services
5
600 - Technology
4
658 - General management
3
000 - Computer science, information & general works
2
340 - Law
2
551 - Geology, hydrology & meteorology
2
620 - Engineering & allied operations
2
630 - Agriculture & related technologies
2
700 - The arts; fine & decorative arts
2
320 - Political science
1
370 - Education
1
550 - Earth sciences
1
580 - Plants (Botany)
1
615 - Pharmacology & therapeutics
1
720 - Architecture
1
800 - Literature & rhetoric
1
900 - History & geography
1