Classification
100 - Philosophy & psychology
370 - Education
2
500 - Natural sciences & mathematics
540 - Chemistry & allied sciences
600 - Technology
2
620 - Engineering & allied operations
2
700 - The arts; fine & decorative arts
2
900 - History & geography
2
000 - Computer science, information & general works
1
300 - Social sciences
1
330 - Economics
1
363 - Other social problems & services
1
530 - Physics
1
576 - Genetics & evolution
1
610 - Medicine & health
1
658 - General management
1
720 - Architecture
1