Classification
600 - Technology
610 - Medicine & health
11
330 - Economics
5
170 - Ethics
3
000 - Computer science, information & general works
2
540 - Chemistry & allied sciences
2
580 - Plants (Botany)
2
001 - Knowledge
1
140 - Specific philosophical schools
1
362 - Social welfare problems & services
1
576 - Genetics & evolution
1
620 - Engineering & allied operations
1
630 - Agriculture & related technologies
1
700 - The arts; fine & decorative arts
1
800 - Literature & rhetoric
1
900 - History & geography
1