Lewy, G. (1978). America in Vietnam. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Lewy, Guenter. America in Vietnam. New York: Oxford University Press, 1978.
Lua MLA (9ú heag.)Lewy, Guenter. America in Vietnam. Oxford University Press, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.