PRESENTACIÓN
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| Format: | Article |
| Sprog: | English |
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Universidad Nacional, Costa Rica
2013-03-01
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| Serier: | Revista Electronic@ Educare |
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| Online adgang: | http://www.revistas.una.ac.cr/index.php/EDUCARE/article/view/4970 |
| Summary: | - |
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| ISSN: | 1409-4258 |