Cita APA

Viales Angulo, J. E., & Carmona Miranda, A. G. (2014). Evaluating a Textbook’s Efficiency to Enhance Students’ English Proficiency in a Costa Rica’s Rural School.

Chicago Style Citation

Viales Angulo, Jairo Eduardo, i Adrián Gerardo Carmona Miranda. Evaluating a Textbook’s Efficiency to Enhance Students’ English Proficiency in a Costa Rica’s Rural School. 2014.

Cita MLA

Viales Angulo, Jairo Eduardo, i Adrián Gerardo Carmona Miranda. Evaluating a Textbook’s Efficiency to Enhance Students’ English Proficiency in a Costa Rica’s Rural School. 2014.