APA引文

Wallwork, A. (2001). International express: Upper- Intermediate. Oxford: Oxford University Press.

Trích dẫn kiểu Chicago

Wallwork, Adrian. International Express: Upper- Intermediate. Oxford: Oxford University Press, 2001.

MLA引文

Wallwork, Adrian. International Express: Upper- Intermediate. Oxford: Oxford University Press, 2001.

警告：這些引文格式不一定是100％准確.