Items where Author is "Flores de Rivas, María Juana"
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Martínez Alvarado, Karen Angélica and Bolaños Gutiérrez, Kleidy Marielos and Flores de Rivas, María Juana (2019) The influence of academic background knowledge on the english language proficiency level that students develop after their fifth english course in the bachelor of international marketing at the school of economics, semester l 2019. Bachelor thesis, Universidad de El Salvador.