APA引文

Rubin, D. (2005). Grammar and usage. New York: Longman.

Trích dẫn kiểu Chicago

Rubin, Dorothy. Grammar and Usage. New York: Longman, 2005.

MLA引文

Rubin, Dorothy. Grammar and Usage. New York: Longman, 2005.

警告：這些引文格式不一定是100％准確.