. Council-of-europe, Common European Framework of Referen ce (CEFR) for language learning and teaching, 2001.

W. Admiraal, G. Westhoff, and K. De-bot, Evaluation of bilingual secondary education in the Netherlands: Students' language proficiency in English 1, Educational Research and Evaluation, vol.26, issue.1, pp.75-93, 2006.
DOI : 10.1017/S0142716401002041

D. Lasagabaster and J. M. Sierra, Langua ge attitudes in CLIL and traditional EFLclasses, International Journal of CLIL Research, vol.1, issue.2, pp.4-17, 2009.

Y. Ruiz-de-zarobe, CLIL and foreign l an gua ge learning: A longitudinal s t udy in the Basque count ry, International CLIL Research Journal, vol.1, issue.1, pp.60-73, 2008.

&. Eurydice and . Eurostat-report, Key data on teaching lan gua ges at school in Europe Available at http ://eacea. ec.europ a Content and Language Integrated Learning (CLIL) at School in Europe, 2005.

J. Cummins, Immersion education for the millennium: What have we learned from 30 y ears of research on second lan gua ge immersion? Learning through two languages: Research and practice. Second Katoh Gakuen International Sy mp osium on Immersion and Bilin gual Education, Gakuen, pp.34-47, 1998.

J. Cummins and M. Swa-in, Bilingualism in education: Aspects of th eory, research and practice, 1986.

L. Chapple and A. Curtis, Content-based instruction in Hong Kong: Student resp onses to film. System, pp.419-433, 2000.

D. M. Brinton, M. A. Snow, and M. B. Wesche, Content-based second language instruction, 1989.
DOI : 10.3998/mpub.8754

S. B. Stryker and B. L. Leaver, Content-based instruction in foreign language education: Models and methods, 1997.

C. Dalton-puffer, Content-and-Language Integrated Learning: From Practice to Principles?, Annual Review of Applied Linguistics, vol.10, issue.1, pp.182-204, 2011.
DOI : 10.1016/j.sbspro.2010.03.652

M. At-e and J. , The integrated nature of CLIL: A sociocultural p ersp ective, International CLIL Research Journal, vol.1, issue.3, pp.38-45, 2010.

J. P. Lantolf, SOCIOCULTURAL THEORY AND L2: State of the Art, Studies in Second Language Acquisition, vol.14, issue.01, pp.67-109, 2006.
DOI : 10.1515/iral.2003.011

L. S. Vygotsky, Mind and society: The development of higher menta l processes, 1978.

A. Bandura, Social learning theory, 1977.

J. Lave and E. Wenger, Situated learning: Legitimate peripheral participation. Cambrid ge:Cambr id ge University press, 1991.
DOI : 10.1017/CBO9780511815355

J. Bruner, The role of dialogue in l an gua ge acquisition In The Child's Concept of Language, 1978.

J. Cuq, Dictionnaire de didactique du français: Langue étrangère et seconde, 2003.

L. Schinke-llano, R eenvision in g the second l an gua ge classroom: A Vygotskian approach, Second language acquisition: Theory and pedagogy, pp.21-25, 1995.

J. P. Lantolf, Sociocultural theory and second lan gua ge acqu isition The Oxford handbook of applied linguistics, pp.104-114, 2002.

A. N. App-lebee and J. A. Lan-ger, Instructional Scaffolding: R eadin g and Writin g as Natural Lan gua ge Activities, Language Arts, vol.60, issue.2, pp.168-75, 1983.

J. Lave and E. Wen-ger, Situated Learning. Legitimate peripheral participation, Cambr id ge, 1991.