Classification
170 - Ethics
700 - The arts; fine & decorative arts
5
340 - Law
4
100 - Philosophy & psychology
3
200 - Religion
3
330 - Economics
2
610 - Medicine & health
2
000 - Computer science, information & general works
1
140 - Specific philosophical schools
1
297 - Islam, Babism & Bahai Faith
1
300 - Social sciences
1
301 - Sociology & anthropology
1
320 - Political science
1
333 - Economics of land & energy
1
380 - Commerce, communications & transportation
1
530 - Physics
1
900 - History & geography
1