Redston, C., & Cunningham, G. (2013). Face2face: Intermediate Student's _Book (segunda edición.). Cambridge University Press.
Chicago Style aipamenaRedston, Chris, and Gillie Cunningham. Face2face: Intermediate Student's _Book. segunda edición. Cambridge, United Kingdom: Cambridge University Press, 2013.
MLA aipamenaRedston, Chris, and Gillie Cunningham. Face2face: Intermediate Student's _Book. segunda edición. Cambridge University Press, 2013.
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