Classification
333 - Economics of land & energy
2
400 - Language
610 - Medicine & health
2
700 - The arts; fine & decorative arts
000 - Computer science, information & general works
1
330 - Economics
1
361 - Social problems & social welfare in general
1
363 - Other social problems & services
1
370 - Education
1
380 - Commerce, communications & transportation
1
576 - Genetics & evolution
1
580 - Plants (Botany)
1
600 - Technology
1
658 - General management
1