Putlack, M. A., Walters , B., & Poirier, S. (2018). Academic listening builder advanced practices: Answer book. Đà Nẵng: Đà Nẵng.
Čikaški stil citiranjaPutlack, Michael A., Bin Walters , i Stephen Poirier. Academic Listening Builder Advanced Practices: Answer Book. Đà Nẵng: Đà Nẵng, 2018.
MLA način citiranjaPutlack, Michael A., Bin Walters , i Stephen Poirier. Academic Listening Builder Advanced Practices: Answer Book. Đà Nẵng: Đà Nẵng, 2018.
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