Cunningham, G., & Mohamed, S. (2002). Language to go pre-intermediate: Students´ book. Longman.
Čikaški stil citiranja (17. izdanje)Cunningham, Gillie, i Sue Mohamed. Language to Go Pre-intermediate: Students´ Book. England: Longman, 2002.
MLA način citiranja (9. izdanje)Cunningham, Gillie, i Sue Mohamed. Language to Go Pre-intermediate: Students´ Book. Longman, 2002.
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