APA način citiranja

Adrian Doff, & Adrian Doff; Ben Goldstein. (2011). English unlimited. C1, Advanced Coursebook with e-Portfolio. Cambridge: Cambridge University Press.

Čikaški stil citiranja

Adrian Doff, i Adrian Doff; Ben Goldstein. English Unlimited. C1, Advanced Coursebook With E-Portfolio. Cambridge: Cambridge University Press, 2011.

MLA način citiranja

Adrian Doff, i Adrian Doff; Ben Goldstein. English Unlimited. C1, Advanced Coursebook With E-Portfolio. Cambridge: Cambridge University Press, 2011.

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