Allwright, D., & Bailey, K. M. (1991). Focus on the language classroom: An introduction to classroom research for language teachers. Cambridge University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAllwright, Dick, और Kathleen M. Bailey. Focus on the Language Classroom: An Introduction to Classroom Research for Language Teachers. Cambridge [England] ; New York: Cambridge University Press, 1991.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAllwright, Dick, और Kathleen M. Bailey. Focus on the Language Classroom: An Introduction to Classroom Research for Language Teachers. Cambridge University Press, 1991.
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