Richards, J. C. (2011). Developing tactics for listening. Oxford University Press.
Trích dẫn kiểu ChicagoRichards, Jack C. Developing Tactics for Listening. Oxford University Press, 2011.
MLA引文Richards, Jack C. Developing Tactics for Listening. Oxford University Press, 2011.
警告：这些引文格式不一定是100％准确.