Classification
000 - Computer science, information & general works
11
100 - Philosophy & psychology
1
140 - Specific philosophical schools
6
297 - Islam, Babism & Bahai Faith
2
300 - Social sciences
3
304 - Factors affecting social behavior
1
320 - Political science
330 - Economics
333 - Economics of land & energy
26
350 - Public administration & military science
1
360 - Social problems & services; associations
1
361 - Social problems & social welfare in general
1
363 - Other social problems & services
370 - Education
6
380 - Commerce, communications & transportation
9
400 - Language
1
410 - Linguistics
1
414 - Phonology & phonetics
1
520 - Astronomy & allied sciences
1
551 - Geology, hydrology & meteorology
11
576 - Genetics & evolution
3
580 - Plants (Botany)
4
581 - Specific topics in natural history
2
600 - Technology
610 - Medicine & health
8
620 - Engineering & allied operations
15
630 - Agriculture & related technologies
3
650 - Management & auxiliary services
1
657 - Accounting
2
658 - General management
4
700 - The arts; fine & decorative arts
720 - Architecture
4
800 - Literature & rhetoric
1
900 - History & geography
10