Ciencia,Salud y medio ambiente: Segundo Grado /
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| Corporate Author: | |
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| Format: | Unknown |
| Language: | Spanish |
| Published: |
San Salvador, El Salv :
Ministerio de Educación, Dirección de Publicaciones,
1996
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| Edition: | 1a.ed. |
| Series: | Colección Cipotes
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| Subjects: | |
| Online Access: | View in OPAC |
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| Item Description: | Comp. : Referencias bibliograficas tabla de contenido e indice |
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| Physical Description: | 143 p. ; ils. |