APA引文

Nunan, D. (2003). Listen in 3. Boston, MA: Thomson/Heinle.

Trích dẫn kiểu Chicago

Nunan, David. Listen in 3. Boston, MA: Thomson/Heinle, 2003.

MLA引文

Nunan, David. Listen in 3. Boston, MA: Thomson/Heinle, 2003.

警告：這些引文格式不一定是100％准確.