Cita APA (7th ed.)

Williams, W. A. (1989). America in Vietnam: A documentary history. W.W. Norton.

Cita Chicago (17th ed.)

Williams, William Appleman. America in Vietnam: A Documentary History. New York: W.W. Norton, 1989.

Cita MLA (9th ed.)

Williams, William Appleman. America in Vietnam: A Documentary History. W.W. Norton, 1989.