Classification
610 - Medicine & health
26
330 - Economics
18
700 - The arts; fine & decorative arts
3
362 - Social welfare problems & services
2
570 - Life sciences; biology
2
000 - Computer science, information & general works
1
140 - Specific philosophical schools
1
338 - Production
1
361 - Social problems & social welfare in general
1
580 - Plants (Botany)
1
600 - Technology
1