Ur, P. (1999). A course in language teaching: Trainee book. Cambridge University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUr, Penny. A Course in Language Teaching: Trainee Book. Cambridge, U.K. ; New York: Cambridge University Press, 1999.
एमएलए (8वां संस्करण) प्रशस्ति पत्रUr, Penny. A Course in Language Teaching: Trainee Book. Cambridge University Press, 1999.
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