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