Classification
100 - Philosophy & psychology
610 - Medicine & health
6
370 - Education
2
140 - Specific philosophical schools
1
300 - Social sciences
1
301 - Sociology & anthropology
1
304 - Factors affecting social behavior
1
330 - Economics
1
333 - Economics of land & energy
1
340 - Law
1
380 - Commerce, communications & transportation
1
400 - Language
1
500 - Natural sciences & mathematics
1
581 - Specific topics in natural history
1
700 - The arts; fine & decorative arts
1