Classification
000 - Computer science, information & general works
3
140 - Specific philosophical schools
330 - Economics
363 - Other social problems & services
380 - Commerce, communications & transportation
657 - Accounting
333 - Economics of land & energy
2
576 - Genetics & evolution
2
600 - Technology
2
320 - Political science
1
370 - Education
1
551 - Geology, hydrology & meteorology
1
580 - Plants (Botany)
1
581 - Specific topics in natural history
1
610 - Medicine & health
1
620 - Engineering & allied operations
1
700 - The arts; fine & decorative arts
1