Winegardner Mark & Puzo, M. (2004). The godfather returns. Ballantine Books.
Lua i Stíl Chicago (17ú heag.)Winegardner Mark agus Mario Puzo. The Godfather Returns. New York: Ballantine Books, 2004.
Lua MLA (9ú heag.)Winegardner Mark agus Mario Puzo. The Godfather Returns. Ballantine Books, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.