Gaya APA
Buck, Gary. (2001).
Assessing Listening .
Cambridge:
Cambridge University Press.
Gaya Chicago
Buck, Gary.
Assessing Listening.
Cambridge:
Cambridge University Press,
2001.
Text.
Gaya MLA
Buck, Gary.
Assessing Listening.
Cambridge:
Cambridge University Press,
2001.
Text.
Gaya Turabian
Buck, Gary.
Assessing Listening.
Cambridge:
Cambridge University Press,
2001.
Print.