APA引文

Langan, J. (2005). College Writing Skill. McGraw Hill Companies Inc.

Trích dẫn kiểu Chicago

Langan, John. College Writing Skill. McGraw Hill Companies Inc, 2005.

MLA引文

Langan, John. College Writing Skill. McGraw Hill Companies Inc, 2005.

警告：這些引文格式不一定是100％准確.