Classification
200 - Religion
2
300 - Social sciences
5
301 - Sociology & anthropology
1
304 - Factors affecting social behavior
1
320 - Political science
3
330 - Economics
5
333 - Economics of land & energy
1
340 - Law
1
380 - Commerce, communications & transportation
1
550 - Earth sciences
1
576 - Genetics & evolution
1
580 - Plants (Botany)
1
600 - Technology
11
610 - Medicine & health
1
620 - Engineering & allied operations
9
630 - Agriculture & related technologies
700 - The arts; fine & decorative arts
1
800 - Literature & rhetoric
2
900 - History & geography