Classification
000 - Computer science, information & general works
1
100 - Philosophy & psychology
1
140 - Specific philosophical schools
6
170 - Ethics
1
300 - Social sciences
2
301 - Sociology & anthropology
1
304 - Factors affecting social behavior
11
320 - Political science
28
330 - Economics
333 - Economics of land & energy
18
340 - Law
1
363 - Other social problems & services
5
370 - Education
2
380 - Commerce, communications & transportation
3
551 - Geology, hydrology & meteorology
1
580 - Plants (Botany)
1
600 - Technology
3
610 - Medicine & health
10
620 - Engineering & allied operations
2
700 - The arts; fine & decorative arts
5
800 - Literature & rhetoric
2
900 - History & geography
7