Redston, C., & Cunningham, G. (2013). Face2face: Intermediate Student's _Book (segunda edición.). Cambridge University Press.
Čikaški stil citiranja (17. izdanje)Redston, Chris, i Gillie Cunningham. Face2face: Intermediate Student's _Book. segunda edición. Cambridge, United Kingdom: Cambridge University Press, 2013.
MLA način citiranja (9. izdanje)Redston, Chris, i Gillie Cunningham. Face2face: Intermediate Student's _Book. segunda edición. Cambridge University Press, 2013.
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