APA引文

Soars, J., & Soars, L. (2005). American headway: Workbook. Oxford: Oxford Univ. Press.

Trích dẫn kiểu Chicago

Soars, John, và Liz Soars. American Headway: Workbook. Oxford: Oxford Univ. Press, 2005.

MLA引文

Soars, John, và Liz Soars. American Headway: Workbook. Oxford: Oxford Univ. Press, 2005.

警告：這些引文格式不一定是100％准確.