Ur, P. (1996). A course in English language teaching. Cambridge New York: Cambridge University Press.
शिकागो स्टाइल उद्धरणUr, Penny. A Course in English Language Teaching. Cambridge New York: Cambridge University Press, 1996.
एमएलए उद्धरणUr, Penny. A Course in English Language Teaching. Cambridge New York: Cambridge University Press, 1996.
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