Classification
000 - Computer science, information & general works
5
363 - Other social problems & services
370 - Education
610 - Medicine & health
333 - Economics of land & energy
2
380 - Commerce, communications & transportation
2
580 - Plants (Botany)
2
140 - Specific philosophical schools
1
330 - Economics
1
658 - General management
1
700 - The arts; fine & decorative arts
1
800 - Literature & rhetoric
1