Blass, L. (2007). Quest 3: Listening and speaking (Second edition.). New York: McGraw-Hill.
Citación estilo ChicagoBlass, Laurie. Quest 3: Listening and Speaking. Second edition. New York: McGraw-Hill, 2007.
Cita MLABlass, Laurie. Quest 3: Listening and Speaking. Second edition. New York: McGraw-Hill, 2007.
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