APA引文

Schofield, J., & Osborn, A. (2011). English for Business: Speaking. London: HarperCollins.

Trích dẫn kiểu Chicago

Schofield, James, và Anna Osborn. English for Business: Speaking. London: HarperCollins, 2011.

MLA引文

Schofield, James, và Anna Osborn. English for Business: Speaking. London: HarperCollins, 2011.

警告：這些引文格式不一定是100％准確.