APA način citiranja

Keller, D. P. (1987). Interactions I: A speaking activities book. United States: Macmillan Pub Co.

Čikaški stil citiranja

Keller, Deborah Poole. Interactions I: A Speaking Activities Book. United States: Macmillan Pub Co, 1987.

MLA način citiranja

Keller, Deborah Poole. Interactions I: A Speaking Activities Book. United States: Macmillan Pub Co, 1987.

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