Cita APA (7a ed.)

Porter, G., & Emerson, G. (1981). Vietnam: A history in documents. New American Library.

Cita Chicago Style (17a ed.)

Porter, Gareth, y Gloria Emerson. Vietnam: A History in Documents. New York: New American Library, 1981.

Cita MLA (9a ed.)

Porter, Gareth, y Gloria Emerson. Vietnam: A History in Documents. New American Library, 1981.