Classification
300 - Social sciences
001 - Knowledge
43
330 - Economics
5
302 - Social interaction
4
500 - Natural sciences & mathematics
4
658 - General management
4
670 - Manufacturing
4
620 - Engineering & allied operations
3
333 - Economics of land & energy
2
368 - Insurance
2
510 - Mathematics
2
600 - Technology
2
000 - Computer science, information & general works
1
140 - Specific philosophical schools
1
153 - Mental processes & intelligence
1
320 - Political science
1
332 - Financial economics
1
361 - Social problems & social welfare in general
1
380 - Commerce, communications & transportation
1
551 - Geology, hydrology & meteorology
1
610 - Medicine & health
1
630 - Agriculture & related technologies
1
700 - The arts; fine & decorative arts
1
900 - History & geography
1