Williams, S. T. (1955). The Spanish background of American literature. Yale University Press.
Lua i Stíl Chicago (17ú heag.)Williams, Stanley Thomas. The Spanish Background of American Literature. New Haven: Yale University Press, 1955.
Lua MLA (9ú heag.)Williams, Stanley Thomas. The Spanish Background of American Literature. Yale University Press, 1955.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.