Classification
000 - Computer science, information & general works
11
100 - Philosophy & psychology
120 - Epistemology, causation & humankind
3
140 - Specific philosophical schools
16
170 - Ethics
6
200 - Religion
9
297 - Islam, Babism & Bahai Faith
1
300 - Social sciences
8
301 - Sociology & anthropology
3
304 - Factors affecting social behavior
1
320 - Political science
16
330 - Economics
18
333 - Economics of land & energy
340 - Law
6
363 - Other social problems & services
19
370 - Education
28
380 - Commerce, communications & transportation
7
400 - Language
9
410 - Linguistics
6
414 - Phonology & phonetics
2
500 - Natural sciences & mathematics
6
520 - Astronomy & allied sciences
1
530 - Physics
1
540 - Chemistry & allied sciences
2
551 - Geology, hydrology & meteorology
4
576 - Genetics & evolution
4
580 - Plants (Botany)
5
581 - Specific topics in natural history
4
600 - Technology
13
610 - Medicine & health
21
612 - Human physiology
2
620 - Engineering & allied operations
11
630 - Agriculture & related technologies
5
658 - General management
2
700 - The arts; fine & decorative arts
720 - Architecture
2
770 - Photography, photographs & computer art
2
780 - Music
4
791 - Public performances
1
800 - Literature & rhetoric
8
900 - History & geography
18