APA引文

Richards, J. C., & O'Sullivan, K. (2007). Tune in 3: Learing English through listening : student book. Oxford: Oxford Univ. Press.

Trích dẫn kiểu Chicago

Richards, Jack C., và Kerry O'Sullivan. Tune in 3: Learing English Through Listening : Student Book. Oxford: Oxford Univ. Press, 2007.

MLA引文

Richards, Jack C., và Kerry O'Sullivan. Tune in 3: Learing English Through Listening : Student Book. Oxford: Oxford Univ. Press, 2007.

警告：这些引文格式不一定是100％准确.