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