APA引文

Soars, J., & Soars, L. (2001). American headway: Student book. Oxford: Oxford Univ. Press.

Trích dẫn kiểu Chicago

Soars, John, và Liz Soars. American Headway: Student Book. Oxford: Oxford Univ. Press, 2001.

MLA引文

Soars, John, và Liz Soars. American Headway: Student Book. Oxford: Oxford Univ. Press, 2001.

警告：这些引文格式不一定是100％准确.