Cita APA

 Richards, J. C. (2011).  Expanding tactics for listening.  Oxford University Press.

Chicago Style Citation

 Richards, Jack C.  Expanding Tactics for Listening.  Oxford University Press, 2011.

Cita MLA

 Richards, Jack C.  Expanding Tactics for Listening.  Oxford University Press, 2011.

Atenció: Aquestes cites poden no estar 100% correctes.