Classification
000 - Computer science, information & general works
4
170 - Ethics
1
330 - Economics
2
333 - Economics of land & energy
1
338 - Production
1
370 - Education
1
380 - Commerce, communications & transportation
1
384 - Communications; telecommunication
1
500 - Natural sciences & mathematics
1
580 - Plants (Botany)
1
600 - Technology
2
610 - Medicine & health
615 - Pharmacology & therapeutics
2
620 - Engineering & allied operations
4
629 - Other branches of engineering
1
658 - General management
1
700 - The arts; fine & decorative arts
3
720 - Architecture
1
900 - History & geography
2