Classification
000 - Computer science, information & general works
4
330 - Economics
333 - Economics of land & energy
4
363 - Other social problems & services
600 - Technology
4
700 - The arts; fine & decorative arts
3
551 - Geology, hydrology & meteorology
2
658 - General management
2
140 - Specific philosophical schools
1
297 - Islam, Babism & Bahai Faith
1
300 - Social sciences
1
320 - Political science
1
340 - Law
1
576 - Genetics & evolution
1
610 - Medicine & health
1
800 - Literature & rhetoric
1