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LEADER |
01141nam a2200205 a 4500 |
008 |
050201s1976||||es |||||||||||||||||spa|| |
942 |
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041 |
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|a spa
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082 |
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110 |
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|a El Salvador. Ministerio de Educación
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245 |
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|a Programas de estudio de educación básica sexto grado
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260 |
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|a San Salvador :
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|c 1976
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300 |
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|a 208 p
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650 |
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|a EDUCACION-EL SALVADOR-PROGRAMAS DE ESTUDIO
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650 |
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|a PROGRAMAS DE ESTUDIO-SEXTO GRADO
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999 |
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