Classification
000 - Computer science, information & general works
3
330 - Economics
3
400 - Language
658 - General management
700 - The arts; fine & decorative arts
3
333 - Economics of land & energy
2
600 - Technology
2
370 - Education
1
380 - Commerce, communications & transportation
1
500 - Natural sciences & mathematics
1
576 - Genetics & evolution
1
580 - Plants (Botany)
1
610 - Medicine & health
1
620 - Engineering & allied operations
1
780 - Music
1
900 - History & geography
1