Classification
500 - Natural sciences & mathematics
300 - Social sciences
4
302 - Social interaction
4
330 - Economics
4
658 - General management
4
670 - Manufacturing
4
000 - Computer science, information & general works
3
140 - Specific philosophical schools
2
700 - The arts; fine & decorative arts
2
900 - History & geography
2
153 - Mental processes & intelligence
1
303 - Social processes
1
332 - Financial economics
1
338 - Production
1
340 - Law
1
381 - Commerce
1
576 - Genetics & evolution
1
610 - Medicine & health
1