Classification
170 - Ethics
320 - Political science
340 - Law
600 - Technology
140 - Specific philosophical schools
3
300 - Social sciences
3
620 - Engineering & allied operations
3
700 - The arts; fine & decorative arts
3
900 - History & geography
3
000 - Computer science, information & general works
2
100 - Philosophy & psychology
2
301 - Sociology & anthropology
2
330 - Economics
2
361 - Social problems & social welfare in general
2
200 - Religion
1
304 - Factors affecting social behavior
1
360 - Social problems & services; associations
1
364 - Criminology
1
370 - Education
1
380 - Commerce, communications & transportation
1
576 - Genetics & evolution
1
580 - Plants (Botany)
1
658 - General management
1