Classification
000 - Computer science, information & general works
330 - Economics
363 - Other social problems & services
380 - Commerce, communications & transportation
576 - Genetics & evolution
600 - Technology
140 - Specific philosophical schools
4
333 - Economics of land & energy
3
620 - Engineering & allied operations
3
320 - Political science
2
340 - Law
2
657 - Accounting
2
700 - The arts; fine & decorative arts
2
900 - History & geography
2
370 - Education
1
400 - Language
1
581 - Specific topics in natural history
1
658 - General management
1
720 - Architecture
1