Classification
320 - Political science
800 - Literature & rhetoric
330 - Economics
13
700 - The arts; fine & decorative arts
10
333 - Economics of land & energy
6
363 - Other social problems & services
6
600 - Technology
6
380 - Commerce, communications & transportation
5
000 - Computer science, information & general works
4
576 - Genetics & evolution
4
370 - Education
3
410 - Linguistics
2
551 - Geology, hydrology & meteorology
2
791 - Public performances
2
900 - History & geography
2
170 - Ethics
1
297 - Islam, Babism & Bahai Faith
1
340 - Law
1
400 - Language
1
530 - Physics
1
540 - Chemistry & allied sciences
1
580 - Plants (Botany)
1
620 - Engineering & allied operations
1
630 - Agriculture & related technologies
1
657 - Accounting
1
658 - General management
1