Ludlum, R. (1994). The Scorpio illusion. Bantam Books.
Lua i Stíl Chicago (17ú heag.)Ludlum, Robert. The Scorpio Illusion. New York: Bantam Books, 1994.
Lua MLA (9ú heag.)Ludlum, Robert. The Scorpio Illusion. Bantam Books, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.