1. Bektas-Cetinkaya, Y. (2013). Pre-service english teachers ´perception of english language, target and self culture. Procedia- Social and Behavior Science, 70, 1525-1530.
2. Byram, M. (1995). Acquiring Intercultural Competence. A Review of Learning Theories. En L. Sercu, Intercultural Competence, 1. Volume 1, The Secondary School (pp. 53-69). Aalborg University Press.
3. Byram, M. (1997). Teaching and Assesing Intercultural Communicative Competence. Multilingual Matters.
4. Byram, M., Gribkova, B. y Starkey, H. (2002). Developing the intercultural dimension in language teaching. A practical introduction for teachers. Council of Europe.
5. Campos, A. (2009). Métodos mixtos de investigación. Integración de la investigación cuantitativa y la investigación cualitativa. Cooperativa Editorial Magisterio.