Classification
300 - Social sciences
530 - Physics
900 - History & geography
100 - Philosophy & psychology
8
330 - Economics
5
600 - Technology
5
700 - The arts; fine & decorative arts
5
320 - Political science
4
301 - Sociology & anthropology
3
620 - Engineering & allied operations
3
000 - Computer science, information & general works
2
200 - Religion
2
370 - Education
2
500 - Natural sciences & mathematics
2
720 - Architecture
2
780 - Music
2
120 - Epistemology, causation & humankind
1
160 - Logic
1
410 - Linguistics
1
520 - Astronomy & allied sciences
1
540 - Chemistry & allied sciences
1
576 - Genetics & evolution
1
610 - Medicine & health
1
630 - Agriculture & related technologies
1
658 - General management
1
770 - Photography, photographs & computer art
1