Richards, J. C. (2006). Person to Person: Communicative speaking and listening skills : Test booklet 2 (3rd ed.). Oxford: Oxford Univ. Press.
استشهاد بنمط شيكاغوRichards, Jack C. Person to Person: Communicative Speaking and Listening Skills : Test Booklet 2. 3rd ed. Oxford: Oxford Univ. Press, 2006.
MLA استشهادRichards, Jack C. Person to Person: Communicative Speaking and Listening Skills : Test Booklet 2. 3rd ed. Oxford: Oxford Univ. Press, 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.