Cita APA (7a ed.)
Barrera Sànchez, K. M., Escalante, J. A., Cerna Hernàndez, J. A., Duarte Aguirre, S. E., Guerra Lima, D. E., & Rodrìguez Rivera, L. C. (2015). A comparative research on the effectiveness of using student - centered instruction with teacher - centered instructions for the development of the english speaking skill with eleventh grade students in sections "E" and "H" at Centro Escolar INSA during 2015. Universidad de El Salvaor.
Cita Chicago Style (17a ed.)
Barrera Sànchez, Karla Margarita, Juan Antonio Escalante, Jenifer Antonia Cerna Hernàndez, Sofìa Elizabeth Duarte Aguirre, David Edgardo Guerra Lima, y Luisa Catalina Rodrìguez Rivera. A Comparative Research on the Effectiveness of Using Student - Centered Instruction with Teacher - Centered Instructions for the Development of the English Speaking Skill with Eleventh Grade Students in Sections "E" and "H" at Centro Escolar INSA During 2015. Santa Ana, El Salvador: Universidad de El Salvaor, 2015.
Cita MLA (9a ed.)
Barrera Sànchez, Karla Margarita, et al. A Comparative Research on the Effectiveness of Using Student - Centered Instruction with Teacher - Centered Instructions for the Development of the English Speaking Skill with Eleventh Grade Students in Sections "E" and "H" at Centro Escolar INSA During 2015. Universidad de El Salvaor, 2015.
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