Classification
000 - Computer science, information & general works
140 - Specific philosophical schools
330 - Economics
658 - General management
600 - Technology
9
700 - The arts; fine & decorative arts
9
333 - Economics of land & energy
6
380 - Commerce, communications & transportation
5
610 - Medicine & health
5
363 - Other social problems & services
4
620 - Engineering & allied operations
4
576 - Genetics & evolution
3
630 - Agriculture & related technologies
3
720 - Architecture
3
320 - Political science
2
500 - Natural sciences & mathematics
2
551 - Geology, hydrology & meteorology
2
900 - History & geography
2
297 - Islam, Babism & Bahai Faith
1
361 - Social problems & social welfare in general
1
370 - Education
1
410 - Linguistics
1
530 - Physics
1
580 - Plants (Botany)
1