Classification
000 - Computer science, information & general works
7
100 - Philosophy & psychology
18
140 - Specific philosophical schools
23
170 - Ethics
4
200 - Religion
17
297 - Islam, Babism & Bahai Faith
2
300 - Social sciences
14
301 - Sociology & anthropology
5
304 - Factors affecting social behavior
4
320 - Political science
17
330 - Economics
12
333 - Economics of land & energy
7
340 - Law
4
363 - Other social problems & services
3
370 - Education
11
380 - Commerce, communications & transportation
8
398 - Folklore
3
400 - Language
13
410 - Linguistics
7
500 - Natural sciences & mathematics
4
520 - Astronomy & allied sciences
1
530 - Physics
1
576 - Genetics & evolution
3
580 - Plants (Botany)
2
581 - Specific topics in natural history
3
590 - Animals (Zoology)
1
600 - Technology
13
610 - Medicine & health
4
620 - Engineering & allied operations
8
630 - Agriculture & related technologies
2
658 - General management
2
700 - The arts; fine & decorative arts
720 - Architecture
9
770 - Photography, photographs & computer art
7
780 - Music
791 - Public performances
3
800 - Literature & rhetoric
23
809 - History, description & criticism
1
900 - History & geography