Arias Quintanilla, M., Monge Núñez, L., & Orozco Campos, M. (2003). Supplementary material for the integration of skills in the teaching of english in the IV Cycle of academic public schools of the San Jose Area.

Arias Quintanilla, Magdalena, Laura Monge Núñez, و Marlon Orozco Campos. Supplementary Material for the Integration of Skills in the Teaching of English in the IV Cycle of Academic Public Schools of the San Jose Area. 2003.

Arias Quintanilla, Magdalena, Laura Monge Núñez, و Marlon Orozco Campos. Supplementary Material for the Integration of Skills in the Teaching of English in the IV Cycle of Academic Public Schools of the San Jose Area. 2003.