Puzo, M. (1983). The dark arena. Heinemann, Ballantine Books.
Lua i Stíl Chicago (17ú heag.)Puzo, Mario. The Dark Arena. London, New York: Heinemann, Ballantine Books, 1983.
Lua MLA (8ú heag.)Puzo, Mario. The Dark Arena. Heinemann, Ballantine Books, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.