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|a Sistema Bibliotecario Universidad de El Salvador
|b spa
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| 082 |
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|2 20
|a 370.12
|b F981c
|
| 111 |
1 |
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|a Fundación Empresarial para el Desarrollo Educativo
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| 245 |
1 |
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|a Cuadernillos técnicos :
|b Selección de texos. Cuadernillo 6
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| 260 |
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|a El Salvador :
|b FEPADE ,
|c 1998©1998
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| 300 |
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|a 28 páinas :
|c 28 centímetros
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| 336 |
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|2 rdacontent
|a texto
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| 520 |
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|a Constructivismo I-- Constructivismo II-- Constructivismo III
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| 521 |
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|a General
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| 650 |
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|a Constructivismo
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| 650 |
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|a Educación
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| 942 |
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|c BK
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