Classification
000 - Computer science, information & general works
24
140 - Specific philosophical schools
8
170 - Ethics
1
300 - Social sciences
3
304 - Factors affecting social behavior
4
320 - Political science
2
330 - Economics
4
333 - Economics of land & energy
23
340 - Law
3
363 - Other social problems & services
13
370 - Education
4
380 - Commerce, communications & transportation
10
400 - Language
1
410 - Linguistics
1
414 - Phonology & phonetics
9
500 - Natural sciences & mathematics
4
530 - Physics
1
540 - Chemistry & allied sciences
6
551 - Geology, hydrology & meteorology
6
576 - Genetics & evolution
7
580 - Plants (Botany)
581 - Specific topics in natural history
4
600 - Technology
22
610 - Medicine & health
11
612 - Human physiology
4
620 - Engineering & allied operations
21
630 - Agriculture & related technologies
6
658 - General management
1
700 - The arts; fine & decorative arts
30
720 - Architecture
2
791 - Public performances
1
900 - History & geography
11