Richards, J. C. (1995). Changes: English for international communication : teacher's book 2. Cambridge University Press.
استشهاد بنمط شيكاغوRichards, Jack C. Changes: English for International Communication : Teacher's Book 2. Cambridge University Press, 1995.
MLA استشهادRichards, Jack C. Changes: English for International Communication : Teacher's Book 2. Cambridge University Press, 1995.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.