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|a 9789992358696
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|a Sistema Bibliotecario Universidad de El Salvador
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|a El Salvador. Ministerio de Educación
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|a Programas de estudio Matemática :
|b Tercer Ciclo de Educacón Básica
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| 260 |
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|a El Salvador :
|b MINED ,
|c 2008©2008
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|a 96 páginas ;
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|a Plan Nacional de Educación 2021
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|a Incluye referencia bibliográfica : página 96
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|a Educación
|z El Salvador
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|a Matemática
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