Classification
000 - Computer science, information & general works
600 - Technology
370 - Education
9
700 - The arts; fine & decorative arts
9
330 - Economics
7
333 - Economics of land & energy
7
363 - Other social problems & services
7
610 - Medicine & health
7
320 - Political science
4
100 - Philosophy & psychology
3
140 - Specific philosophical schools
3
380 - Commerce, communications & transportation
3
620 - Engineering & allied operations
3
170 - Ethics
2
350 - Public administration & military science
2
400 - Language
2
500 - Natural sciences & mathematics
2
530 - Physics
2
657 - Accounting
2
658 - General management
2
800 - Literature & rhetoric
2
900 - History & geography
2
364 - Criminology
1
540 - Chemistry & allied sciences
1
551 - Geology, hydrology & meteorology
1
576 - Genetics & evolution
1
580 - Plants (Botany)
1
630 - Agriculture & related technologies
1
720 - Architecture
1
780 - Music
1