Catton, B. (1966). American heritage: The magazine of history. American Heritage Publishing Company.
Lua i Stíl Chicago (17ú heag.)Catton, Bruce. American Heritage: The Magazine of History. New York: American Heritage Publishing Company, 1966.
Lua MLA (9ú heag.)Catton, Bruce. American Heritage: The Magazine of History. American Heritage Publishing Company, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.