Classification
340 - Law
363 - Other social problems & services
900 - History & geography
700 - The arts; fine & decorative arts
5
330 - Economics
3
333 - Economics of land & energy
3
000 - Computer science, information & general works
2
140 - Specific philosophical schools
2
301 - Sociology & anthropology
2
320 - Political science
2
370 - Education
2
610 - Medicine & health
2
620 - Engineering & allied operations
2
200 - Religion
1
297 - Islam, Babism & Bahai Faith
1
300 - Social sciences
1
380 - Commerce, communications & transportation
1
414 - Phonology & phonetics
1
580 - Plants (Botany)
1
581 - Specific topics in natural history
1
600 - Technology
1
720 - Architecture
1
800 - Literature & rhetoric
1