Richards, J. C. (2004). Expanding tactics for listening: Student CD. Oxford: Oxford Univ. Press.
शिकागो स्टाइल उद्धरणRichards, Jack C. Expanding Tactics for Listening: Student CD. Oxford: Oxford Univ. Press, 2004.
एमएलए उद्धरणRichards, Jack C. Expanding Tactics for Listening: Student CD. Oxford: Oxford Univ. Press, 2004.
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