Classification
330 - Economics
340 - Law
333 - Economics of land & energy
9
700 - The arts; fine & decorative arts
8
000 - Computer science, information & general works
7
380 - Commerce, communications & transportation
4
140 - Specific philosophical schools
3
320 - Political science
3
363 - Other social problems & services
3
530 - Physics
3
551 - Geology, hydrology & meteorology
3
576 - Genetics & evolution
2
580 - Plants (Botany)
2
610 - Medicine & health
2
301 - Sociology & anthropology
1
350 - Public administration & military science
1
400 - Language
1
500 - Natural sciences & mathematics
1
600 - Technology
1
630 - Agriculture & related technologies
1
900 - History & geography
1