APA引文

Tignor, R. (2008). A History of the World. Volume one. McGraw - HillCompanies, Inc.

Trích dẫn kiểu Chicago

Tignor, Robert. A History of the World. Volume One. McGraw - HillCompanies, Inc, 2008.

MLA引文

Tignor, Robert. A History of the World. Volume One. McGraw - HillCompanies, Inc, 2008.

警告：這些引文格式不一定是100％准確.