Luzón Encabo, José María, and Inés Soria Pastor. 1999. “COMMUNICATIVE APPROACH IN FOREIGN LANGUAGE TEACHING. A CHALLENGE FOR OPEN AND DISTANCE TEACHING – LEARNING SYSTEMS”. RIED. Revista Iberoamericana de Educación a Distancia 2 (2):40-58. https://doi.org/10.5944/ried.2.2.2077.