Classification
576 - Genetics & evolution
658 - General management
330 - Economics
3
000 - Computer science, information & general works
2
140 - Specific philosophical schools
2
320 - Political science
2
333 - Economics of land & energy
2
370 - Education
2
380 - Commerce, communications & transportation
2
600 - Technology
2
700 - The arts; fine & decorative arts
2
297 - Islam, Babism & Bahai Faith
1
363 - Other social problems & services
1
500 - Natural sciences & mathematics
1
610 - Medicine & health
1
720 - Architecture
1
800 - Literature & rhetoric
1