Blitz, M. (1979). Donald Duck: By Marcia Blitz. Harmony Books.
Lua i Stíl Chicago (17ú heag.)Blitz, Marcia. Donald Duck: By Marcia Blitz. New York: Harmony Books, 1979.
Lua MLA (8ú heag.)Blitz, Marcia. Donald Duck: By Marcia Blitz. Harmony Books, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.