Escobar Alméciga, W. Y. (2013). Social research applied to English language teaching in Colombian contexts: Theory and methods. Editorial Universidad El Bosque.

Escobar Alméciga, Wilder Yesid. Social Research Applied to English Language Teaching in Colombian Contexts: Theory and Methods. Bogotá, Colombia: Editorial Universidad El Bosque, 2013.

Escobar Alméciga, Wilder Yesid. Social Research Applied to English Language Teaching in Colombian Contexts: Theory and Methods. Editorial Universidad El Bosque, 2013.