Classification
100 - Philosophy & psychology
8
300 - Social sciences
530 - Physics
900 - History & geography
330 - Economics
5
301 - Sociology & anthropology
4
320 - Political science
4
600 - Technology
4
700 - The arts; fine & decorative arts
4
370 - Education
3
620 - Engineering & allied operations
3
200 - Religion
2
720 - Architecture
2
780 - Music
2
000 - Computer science, information & general works
1
140 - Specific philosophical schools
1
333 - Economics of land & energy
1
340 - Law
1
410 - Linguistics
1
500 - Natural sciences & mathematics
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