Serrano Cruz, E. A., Valle Ramírez, E. A., Cañas Castellón, R. A., Bruno, W. A., & Landaverde, M. A. Diagnostic study on the use of smartphone as a technological resource to improve english pronunciation on sophomore students from the english teaching major, semester l 2016, Foreign Language Department, University of El Salvador.

Serrano Cruz, Edwin Alexander, Eduardo Alexander Valle Ramírez, Roberto Antonio Cañas Castellón, Wilber Alexander Bruno, and Manuel Alexander Landaverde. Diagnostic Study On the Use of Smartphone As a Technological Resource to Improve English Pronunciation On Sophomore Students From the English Teaching Major, Semester L 2016, Foreign Language Department, University of El Salvador.

Serrano Cruz, Edwin Alexander, et al. Diagnostic Study On the Use of Smartphone As a Technological Resource to Improve English Pronunciation On Sophomore Students From the English Teaching Major, Semester L 2016, Foreign Language Department, University of El Salvador.