APA引文

(1994). An outline of American history. U.S.: United states Information Agency.

Trích dẫn kiểu Chicago

An Outline of American History. U.S.: United states Information Agency, 1994.

MLA引文

An Outline of American History. U.S.: United states Information Agency, 1994.

警告：這些引文格式不一定是100％准確.