Classification
000 - Computer science, information & general works
363 - Other social problems & services
576 - Genetics & evolution
620 - Engineering & allied operations
700 - The arts; fine & decorative arts
720 - Architecture
3
900 - History & geography
330 - Economics
2
333 - Economics of land & energy
2
380 - Commerce, communications & transportation
2
600 - Technology
2
140 - Specific philosophical schools
1
297 - Islam, Babism & Bahai Faith
1
370 - Education
1
610 - Medicine & health
1
658 - General management
1