Classification
610 - Medicine & health
272
700 - The arts; fine & decorative arts
21
100 - Philosophy & psychology
16
330 - Economics
11
000 - Computer science, information & general works
3
170 - Ethics
3
580 - Plants (Botany)
3
370 - Education
2
380 - Commerce, communications & transportation
2
612 - Human physiology
2