Classification
330 - Economics
600 - Technology
657 - Accounting
000 - Computer science, information & general works
14
333 - Economics of land & energy
11
320 - Political science
8
363 - Other social problems & services
7
380 - Commerce, communications & transportation
6
700 - The arts; fine & decorative arts
5
370 - Education
4
620 - Engineering & allied operations
4
650 - Management & auxiliary services
3
140 - Specific philosophical schools
2
340 - Law
2
576 - Genetics & evolution
2
630 - Agriculture & related technologies
2
720 - Architecture
2
800 - Literature & rhetoric
2
900 - History & geography
2
170 - Ethics
1
300 - Social sciences
1
350 - Public administration & military science
1
400 - Language
1
530 - Physics
1
540 - Chemistry & allied sciences
1
551 - Geology, hydrology & meteorology
1
581 - Specific topics in natural history
1