Richards, J. C. (2007). Tune in 3: Learning English through listening class CDs. New York: Oxford University Press.
Trích dẫn kiểu ChicagoRichards, Jack C. Tune in 3: Learning English Through Listening Class CDs. New York: Oxford University Press, 2007.
Deismireacht MLARichards, Jack C. Tune in 3: Learning English Through Listening Class CDs. New York: Oxford University Press, 2007.
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