Forsyth, F. (1996). Icon. Bantam Press.
Lua i Stíl Chicago (17ú heag.)Forsyth, Frederick. Icon. Bantam Press, 1996.
Lua MLA (8ú heag.)Forsyth, Frederick. Icon. Bantam Press, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.