Richards, J. C. (1984). Person to person: Communicative speaking and listening skills. New York: Oxford Univ. Press.
Παραπομπή Chicago StyleRichards, Jack C. Person to Person: Communicative Speaking and Listening Skills. New York: Oxford Univ. Press, 1984.
Παραπομπή MLARichards, Jack C. Person to Person: Communicative Speaking and Listening Skills. New York: Oxford Univ. Press, 1984.
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