Richard, J. C. (1997). Expanding tactics for listening. Oxford: Oxford University Press.
Trích dẫn kiểu ChicagoRichard, Jack C. Expanding Tactics for Listening. Oxford: Oxford University Press, 1997.
MLA引文Richard, Jack C. Expanding Tactics for Listening. Oxford: Oxford University Press, 1997.
警告：这些引文格式不一定是100％准确.