Alvarado Chinchilla, A., & Ureña Salazar, J. (2010). A methodological proposal to improve the descriptive paragraph writing skills of eleventh grade students from Colegio Ambientalista Isaías Retana Arias in Pérez Zéledón.
शिकागो स्टाइल उद्धरणAlvarado Chinchilla, Angelica, और Jessica Ureña Salazar. A Methodological Proposal to Improve the Descriptive Paragraph Writing Skills of Eleventh Grade Students From Colegio Ambientalista Isaías Retana Arias in Pérez Zéledón. 2010.
एमएलए उद्धरणAlvarado Chinchilla, Angelica, और Jessica Ureña Salazar. A Methodological Proposal to Improve the Descriptive Paragraph Writing Skills of Eleventh Grade Students From Colegio Ambientalista Isaías Retana Arias in Pérez Zéledón. 2010.
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