APA引文

Nunan, D. (2001). Expressions: Meaningful English Communication. United States: Heinle & Heinle.

Trích dẫn kiểu Chicago

Nunan, David. Expressions: Meaningful English Communication. United States: Heinle & Heinle, 2001.

MLA引文

Nunan, David. Expressions: Meaningful English Communication. United States: Heinle & Heinle, 2001.

警告：這些引文格式不一定是100％准確.