Παραπομπή APA

Sasikumar. (2007). A course in listening and speaking II (with CD). Cambridge University Press.

Παραπομπή Chicago Style

Sasikumar. A Course in Listening and Speaking II (with CD). New Delhi: Cambridge University Press, 2007.

Παραπομπή MLA

Sasikumar. A Course in Listening and Speaking II (with CD). Cambridge University Press, 2007.