Classification
363 - Other social problems & services
600 - Technology
2
610 - Medicine & health
630 - Agriculture & related technologies
000 - Computer science, information & general works
1
140 - Specific philosophical schools
1
330 - Economics
1
333 - Economics of land & energy
1
340 - Law
1
350 - Public administration & military science
1
551 - Geology, hydrology & meteorology
1
580 - Plants (Botany)
1
581 - Specific topics in natural history
1
612 - Human physiology
1
620 - Engineering & allied operations
1
700 - The arts; fine & decorative arts
1