Classification
000 - Computer science, information & general works
140 - Specific philosophical schools
8
170 - Ethics
1
300 - Social sciences
3
330 - Economics
4
333 - Economics of land & energy
12
340 - Law
1
363 - Other social problems & services
14
370 - Education
4
380 - Commerce, communications & transportation
400 - Language
1
414 - Phonology & phonetics
4
500 - Natural sciences & mathematics
4
540 - Chemistry & allied sciences
5
551 - Geology, hydrology & meteorology
7
576 - Genetics & evolution
5
580 - Plants (Botany)
581 - Specific topics in natural history
3
600 - Technology
7
610 - Medicine & health
612 - Human physiology
6
615 - Pharmacology & therapeutics
1
620 - Engineering & allied operations
7
630 - Agriculture & related technologies
5
657 - Accounting
1
658 - General management
1
700 - The arts; fine & decorative arts
17
720 - Architecture
1
780 - Music
1
800 - Literature & rhetoric
1
900 - History & geography
2