Classification
361 - Social problems & social welfare in general
610 - Medicine & health
900 - History & geography
000 - Computer science, information & general works
3
320 - Political science
3
100 - Philosophy & psychology
2
140 - Specific philosophical schools
2
170 - Ethics
2
330 - Economics
2
333 - Economics of land & energy
2
363 - Other social problems & services
2
300 - Social sciences
1
301 - Sociology & anthropology
1
340 - Law
1
360 - Social problems & services; associations
1
364 - Criminology
1
414 - Phonology & phonetics
1
500 - Natural sciences & mathematics
1
576 - Genetics & evolution
1
580 - Plants (Botany)
1
612 - Human physiology
1
700 - The arts; fine & decorative arts
1