REFERENCES

Ericedgov. (2017). Ericedgov. Retrieved 13 June, 2017, Vygotsky’s philosophy: Constructivism and its criticisms examined from:   http://files.eric.ed.gov/fulltext/EJ854992.pdf

Fosnot, C. T. (Ed.) (1996). Constructivism: Theory, Perspectives and Practice. Teachers College Press, New York. Roya Jafari A. and Hanieh Davatgari A. Review of Constructivism and Social Constructivism. Journal of Social Sciences, Literature and Languages, from:             http://www.usc.es/revistas/index.php/ie/article/download/39/156

Uclaedu. (2017). Uclaedu. Retrieved 13 June, 2017, from:

http://portal.cuc.edu.ve/upc/PNFT/INGLES/Principles_of_Language_Learning_and_Teaching.pdf