APA引文

Lauer, J. M. (1991). Four worlds of writing (3rd ed.). New York, NY: HarperCollins Publishers.

Trích dẫn kiểu Chicago

Lauer, Janice M. Four Worlds of Writing. 3rd ed. New York, NY: HarperCollins Publishers, 1991.

MLA引文

Lauer, Janice M. Four Worlds of Writing. 3rd ed. New York, NY: HarperCollins Publishers, 1991.

警告：这些引文格式不一定是100％准确.