Classification
140 - Specific philosophical schools
580 - Plants (Botany)
610 - Medicine & health
11
333 - Economics of land & energy
8
000 - Computer science, information & general works
7
380 - Commerce, communications & transportation
7
363 - Other social problems & services
6
700 - The arts; fine & decorative arts
5
304 - Factors affecting social behavior
2
330 - Economics
2
540 - Chemistry & allied sciences
2
551 - Geology, hydrology & meteorology
2
600 - Technology
2
612 - Human physiology
2
620 - Engineering & allied operations
2
630 - Agriculture & related technologies
2
340 - Law
1
370 - Education
1
414 - Phonology & phonetics
1
615 - Pharmacology & therapeutics
1
658 - General management
1
800 - Literature & rhetoric
1
900 - History & geography
1