Daniken Erich Von & Heron, M. (1984). The gods and their grand design: The eighth wonder of the world. Ms. Rowan.
Lua i Stíl Chicago (17ú heag.)Daniken Erich Von agus Michael Heron. The Gods and Their Grand Design: The Eighth Wonder of the World. New York: Ms. Rowan, 1984.
Lua MLA (9ú heag.)Daniken Erich Von agus Michael Heron. The Gods and Their Grand Design: The Eighth Wonder of the World. Ms. Rowan, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.