Classification
398 - Folklore
300 - Social sciences
8
900 - History & geography
8
800 - Literature & rhetoric
6
301 - Sociology & anthropology
5
340 - Law
3
400 - Language
3
000 - Computer science, information & general works
1
100 - Philosophy & psychology
1
140 - Specific philosophical schools
1
200 - Religion
1
304 - Factors affecting social behavior
1
320 - Political science
1
330 - Economics
1
333 - Economics of land & energy
1
370 - Education
1
410 - Linguistics
1
500 - Natural sciences & mathematics
1
610 - Medicine & health
1
700 - The arts; fine & decorative arts
1
720 - Architecture
1