Cita APA

Rojas Campos, O. (1993). A procedure for the analysis of communicative second or foreign language textbooks and its application to the textbook in tune. Heredia, C.R.: O. Rojas C.

Citación estilo Chicago

Rojas Campos, Oscar. A Procedure for the Analysis of Communicative Second or Foreign Language Textbooks and Its Application to the Textbook in Tune. Heredia, C.R.: O. Rojas C, 1993.

Cita MLA

Rojas Campos, Oscar. A Procedure for the Analysis of Communicative Second or Foreign Language Textbooks and Its Application to the Textbook in Tune. Heredia, C.R.: O. Rojas C, 1993.