Número de Clasificación
- B - Philosophy, Psychology, Religion 30 results
- P - Language and Literature 9 results
- D - World History 5 results
- N - Fine Arts 5 results
- Z - Library Science 4 results
- M - Music 3 results
- A - General Works 2 results
- Q - Science 2 results
- E - United States History 1 results
- G - Geography, Anthropology, Recreation 1 results
- H - Social Science 1 results
- J - Political Science 1 results
- S - Agriculture 1 results
- T - Technology 1 results