Classification
000 - Computer science, information & general works
26
100 - Philosophy & psychology
2
140 - Specific philosophical schools
12
300 - Social sciences
4
304 - Factors affecting social behavior
1
320 - Political science
2
330 - Economics
7
333 - Economics of land & energy
17
340 - Law
1
361 - Social problems & social welfare in general
2
363 - Other social problems & services
12
370 - Education
3
380 - Commerce, communications & transportation
12
400 - Language
1
410 - Linguistics
2
414 - Phonology & phonetics
4
500 - Natural sciences & mathematics
530 - Physics
1
540 - Chemistry & allied sciences
6
551 - Geology, hydrology & meteorology
6
576 - Genetics & evolution
10
580 - Plants (Botany)
8
581 - Specific topics in natural history
3
600 - Technology
19
610 - Medicine & health
612 - Human physiology
8
615 - Pharmacology & therapeutics
6
620 - Engineering & allied operations
11
630 - Agriculture & related technologies
4
658 - General management
4
700 - The arts; fine & decorative arts
800 - Literature & rhetoric
3
900 - History & geography
8