Richards, J. C., Bycina, D., & Wisniewska, I. (2005). Person to Person: Communicative speaking and listening skills : student book 1 (3rd ed.). Oxford: Oxford Univ. Press.
Trích dẫn kiểu ChicagoRichards, Jack C., David Bycina, và Ingrid Wisniewska. Person to Person: Communicative Speaking and Listening Skills : Student Book 1. 3rd ed. Oxford: Oxford Univ. Press, 2005.
Deismireacht MLARichards, Jack C., David Bycina, và Ingrid Wisniewska. Person to Person: Communicative Speaking and Listening Skills : Student Book 1. 3rd ed. Oxford: Oxford Univ. Press, 2005.
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