APA način citiranja

Hopkins, D., & Cullen, P. (2007). Cambridge Grammar for IELTS. New York: Cambridge University Press.

Čikaški stil citiranja

Hopkins, Diana, i Pauline Cullen. Cambridge Grammar for IELTS. New York: Cambridge University Press, 2007.

MLA način citiranja

Hopkins, Diana, i Pauline Cullen. Cambridge Grammar for IELTS. New York: Cambridge University Press, 2007.

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