APA引文

Mark Irvine. (1999). Commercially speaking (Teacher's book). Oxford: Oxford Univ. Press.

Trích dẫn kiểu Chicago

Mark Irvine. Commercially Speaking (Teacher's Book). Oxford: Oxford Univ. Press, 1999.

MLA引文

Mark Irvine. Commercially Speaking (Teacher's Book). Oxford: Oxford Univ. Press, 1999.

警告：這些引文格式不一定是100％准確.