Classification
000 - Computer science, information & general works
2
330 - Economics
333 - Economics of land & energy
551 - Geology, hydrology & meteorology
2
600 - Technology
2
610 - Medicine & health
620 - Engineering & allied operations
630 - Agriculture & related technologies
2
658 - General management
140 - Specific philosophical schools
1
340 - Law
1
363 - Other social problems & services
1
380 - Commerce, communications & transportation
1
580 - Plants (Botany)
1
700 - The arts; fine & decorative arts
1