APA引文

Emmerson, P. (2006). Essential business grammar builder: For class and self study. London: Macmillan.

Trích dẫn kiểu Chicago

Emmerson, Paul. Essential Business Grammar Builder: For Class and Self Study. London: Macmillan, 2006.

MLA引文

Emmerson, Paul. Essential Business Grammar Builder: For Class and Self Study. London: Macmillan, 2006.

警告：這些引文格式不一定是100％准確.