Classification
304 - Factors affecting social behavior
000 - Computer science, information & general works
8
363 - Other social problems & services
7
330 - Economics
6
700 - The arts; fine & decorative arts
6
140 - Specific philosophical schools
5
320 - Political science
5
333 - Economics of land & energy
5
380 - Commerce, communications & transportation
5
600 - Technology
4
370 - Education
3
576 - Genetics & evolution
3
610 - Medicine & health
3
900 - History & geography
3
200 - Religion
2
361 - Social problems & social welfare in general
2
414 - Phonology & phonetics
2
551 - Geology, hydrology & meteorology
2
580 - Plants (Botany)
2
620 - Engineering & allied operations
2
630 - Agriculture & related technologies
2
100 - Philosophy & psychology
1
170 - Ethics
1
300 - Social sciences
1
301 - Sociology & anthropology
1
340 - Law
1
550 - Earth sciences
1
658 - General management
1
800 - Literature & rhetoric
1
920 - Biography, genealogy & insignia
1