Classification
140 - Specific philosophical schools
330 - Economics
2
363 - Other social problems & services
2
581 - Specific topics in natural history
2
600 - Technology
2
610 - Medicine & health
2
630 - Agriculture & related technologies
297 - Islam, Babism & Bahai Faith
1
333 - Economics of land & energy
1
340 - Law
1
350 - Public administration & military science
1
580 - Plants (Botany)
1
612 - Human physiology
1
620 - Engineering & allied operations
1
658 - General management
1
700 - The arts; fine & decorative arts
1
900 - History & geography
1