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Méndez Cerda, Delving Geovani and Torrez Téllez, Juan José (2015) Methodological strategies in the teaching-learning process of listening and speaking skills of the students of 11th grade in the public high school Salinas de Nagualapa, Tola, Rivas during the second semester 2014. Otra thesis, Universidad Nacional Autónoma de Nicaragua, Managua.