Items where Author is "Guzmán Rivas, Edwin Alexander"
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de la Cruz de Orellana, Erika Elizabeth and Guzmán Rivas, Edwin Alexander and Inglés González, Amanda Dinora (2017) Comparative study between University of El Salvador and Don Bosco University in order to find out which is the best way to learn English and French, simultaneously or sequentially semester I-2017. Bachelor thesis, Universidad de El Salvador.