APA引文

(2005). American perspectives: The United States in the Modern Age. Washington, D.C: United States Department of State.

Trích dẫn kiểu Chicago

American Perspectives: The United States in the Modern Age. Washington, D.C: United States Department of State, 2005.

MLA引文

American Perspectives: The United States in the Modern Age. Washington, D.C: United States Department of State, 2005.

警告：這些引文格式不一定是100％准確.