Redston, C., & Cunningham, G. (2007). Face2face: Upper intermediate student´s book. Cambridge University.
Čikaški stil citiranja (17. izdanje)Redston, Chris, i Gillie Cunningham. Face2face: Upper Intermediate Student´s Book. Cambridge: Cambridge University, 2007.
MLA način citiranja (9. izdanje)Redston, Chris, i Gillie Cunningham. Face2face: Upper Intermediate Student´s Book. Cambridge University, 2007.
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