APA引文

Trappe, T. (2009). Intelligent business coursebook upper intermadiate. Oxford University Press.

Trích dẫn kiểu Chicago

Trappe, Tonya. Intelligent Business Coursebook Upper Intermadiate. Oxford University Press, 2009.

MLA引文

Trappe, Tonya. Intelligent Business Coursebook Upper Intermadiate. Oxford University Press, 2009.

警告：这些引文格式不一定是100％准确.