Items where Author is "Pérez Ramírez, Roxana Marisol"
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Funes Rivera, Gustavo Adolfo and Mendoza Villalobos, Ada Esteli and Orellana de Cruz, Ana Silvia and Pérez Ramírez, Roxana Marisol (2012) English syllabus proposals in the service area for Arts and Biology Schools. Bachelor thesis, Universidad de El Salvador.