Classification
000 - Computer science, information & general works
1
100 - Philosophy & psychology
6
140 - Specific philosophical schools
170 - Ethics
1
200 - Religion
2
297 - Islam, Babism & Bahai Faith
1
300 - Social sciences
6
301 - Sociology & anthropology
3
304 - Factors affecting social behavior
1
320 - Political science
5
330 - Economics
2
333 - Economics of land & energy
2
340 - Law
2
360 - Social problems & services; associations
1
361 - Social problems & social welfare in general
1
370 - Education
2
380 - Commerce, communications & transportation
2
400 - Language
4
410 - Linguistics
4
500 - Natural sciences & mathematics
1
520 - Astronomy & allied sciences
1
551 - Geology, hydrology & meteorology
1
576 - Genetics & evolution
3
580 - Plants (Botany)
1
600 - Technology
2
610 - Medicine & health
1
620 - Engineering & allied operations
1
700 - The arts; fine & decorative arts
8
780 - Music
1
800 - Literature & rhetoric
9
900 - History & geography
16