APA引文

Richards, J. C. (1995). Changes: English for international communication : teacher's book 2. Cambridge University Press.

Trích dẫn kiểu Chicago

Richards, Jack C. Changes: English for International Communication : Teacher's Book 2. Cambridge University Press, 1995.

MLA引文

Richards, Jack C. Changes: English for International Communication : Teacher's Book 2. Cambridge University Press, 1995.

警告：這些引文格式不一定是100％准確.