Greene, J. R. (2010). America in the sixties. Syracuse University Press.
Lua i Stíl Chicago (17ú heag.)Greene, John Robert. America in the Sixties. Syracuse, N.Y.: Syracuse University Press, 2010.
Lua MLA (9ú heag.)Greene, John Robert. America in the Sixties. Syracuse University Press, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.