(1993). Cambridge proficiency examination practice 5 (Teacher's book). Cambridge, UK: Cambridge Univ. Press.
शिकागो स्टाइल उद्धरणCambridge Proficiency Examination Practice 5 (Teacher's Book). Cambridge, UK: Cambridge Univ. Press, 1993.
एमएलए उद्धरणCambridge Proficiency Examination Practice 5 (Teacher's Book). Cambridge, UK: Cambridge Univ. Press, 1993.
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