Ciencias naturales : guiones didacticos para el profesor.
| Format: | Book |
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| Language: | Spanish |
| Published: |
Mexico, D.F. :
Nuevas Tecnicas Educativas,
[1973]
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| Subjects: |
| Item Description: | At head of title: Tecnologia educativa. Based on work done by the Department of Educational Investigations of Educacion Santillana in various countries. Gr. 1-6. |
|---|---|
| Physical Description: | 6 volumes ; 27 cm. |