APA引文

Richards, J. C. (2007). Tune in 3: Learning English through listening class CDs. New York: Oxford University Press.

Trích dẫn kiểu Chicago

Richards, Jack C. Tune in 3: Learning English Through Listening Class CDs. New York: Oxford University Press, 2007.

MLA引文

Richards, Jack C. Tune in 3: Learning English Through Listening Class CDs. New York: Oxford University Press, 2007.

警告：這些引文格式不一定是100％准確.