Classification
380 - Commerce, communications & transportation
658 - General management
000 - Computer science, information & general works
4
330 - Economics
4
363 - Other social problems & services
4
333 - Economics of land & energy
3
530 - Physics
2
580 - Plants (Botany)
2
610 - Medicine & health
2
720 - Architecture
2
340 - Law
1
370 - Education
1
600 - Technology
1
700 - The arts; fine & decorative arts
1
900 - History & geography
1