APA aipamena

Buck, G., & Alderson, J. C. (2011). Assessing listening. Cambridge: Cambridge University Press.

Chicago Style aipamena

Buck, Gary, và J. Charles Alderson. Assessing Listening. Cambridge: Cambridge University Press, 2011.

MLA aipamena

Buck, Gary, và J. Charles Alderson. Assessing Listening. Cambridge: Cambridge University Press, 2011.