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Ayala Cáceres, Mercedes Margarita, Liliana Yasmín Castaneda Meléndez, Cecilia Alejandra López López, José Israel Oliva, and Manuel Alexander Landaverde. The Relationship between the Teacher`s Teaching Techniques and the Spoken English Language Proficiency Reached By the Students Who Have Finished Advanced English II At the Department of Foreign Languages At the University of El Salvador, 2015.

Ayala Cáceres, Mercedes Margarita, et al. The Relationship between the Teacher`s Teaching Techniques and the Spoken English Language Proficiency Reached By the Students Who Have Finished Advanced English II At the Department of Foreign Languages At the University of El Salvador, 2015.