APA引文

Langan, J. (2008). English Essential. What every College Student Needs to Know about Grammar, Punctuation, and Usage. Mcgaw - Hill.

Trích dẫn kiểu Chicago

Langan, John. English Essential. What Every College Student Needs to Know About Grammar, Punctuation, and Usage. Mcgaw - Hill, 2008.

MLA引文

Langan, John. English Essential. What Every College Student Needs to Know About Grammar, Punctuation, and Usage. Mcgaw - Hill, 2008.

警告：这些引文格式不一定是100％准确.