APA引文

Blackwell, A. (2004). Grammar sense: Workbook 2. Oxford: Oxford Univ. Press.

Trích dẫn kiểu Chicago

Blackwell, Angela. Grammar Sense: Workbook 2. Oxford: Oxford Univ. Press, 2004.

MLA引文

Blackwell, Angela. Grammar Sense: Workbook 2. Oxford: Oxford Univ. Press, 2004.

警告：這些引文格式不一定是100％准確.