Cooperation in general education : a final report of the executive coomitee of the cooperative study in general education /
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| Formato: | Libro |
| Lenguaje: | Spanish |
| Publicado: |
Washington, D. C. :
[s.n.] ,
c1947
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| Materias: |
| Descripción Física: | xvolmenesi, 240 páginas : ilustraciones ; 22 cm. |
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