Cita APA

Morúa Torre, A. C., & Morúa Torre, A. C. (1986). Analysis of three of the textbooks and audio-visual material used in the teaching of English in high schools in Costa Rica. San José, C.R.

Citación estilo Chicago

Morúa Torre, Ana Cecilia, y Ana Cecilia Morúa Torre. Analysis of Three of the Textbooks and Audio-visual Material Used in the Teaching of English in High Schools in Costa Rica. San José, C.R, 1986.

Cita MLA

Morúa Torre, Ana Cecilia, y Ana Cecilia Morúa Torre. Analysis of Three of the Textbooks and Audio-visual Material Used in the Teaching of English in High Schools in Costa Rica. San José, C.R, 1986.