APA

Richards J., Trew G., . (2011). Developing Tactics for Listening. Oxford: Oxford University Press.

Chicago

Richards J, Trew G, . 2011. Developing Tactics for Listening. Oxford: Oxford University Press.

Harvard

Richards J., Trew G., . (2011). Developing Tactics for Listening. Oxford: Oxford University Press.

MLA

Richards J, Trew G, . Developing Tactics for Listening. Oxford: Oxford University Press. 2011.