Classification
333 - Economics of land & energy
610 - Medicine & health
700 - The arts; fine & decorative arts
380 - Commerce, communications & transportation
7
370 - Education
6
140 - Specific philosophical schools
3
000 - Computer science, information & general works
2
330 - Economics
2
340 - Law
2
363 - Other social problems & services
2
400 - Language
2
410 - Linguistics
2
100 - Philosophy & psychology
1
200 - Religion
1
300 - Social sciences
1
301 - Sociology & anthropology
1
304 - Factors affecting social behavior
1
320 - Political science
1
361 - Social problems & social welfare in general
1
580 - Plants (Botany)
1
800 - Literature & rhetoric
1