von Daniken, E., & Foley, K. (2011). The gods were astronauts: Evidence of the true identities of the old 'gods' (Unabridged.). Tantor Media.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)von Daniken, Erich, و Kevin Foley. The Gods Were Astronauts: Evidence of the True Identities of the Old 'Gods'. Unabridged. Old Saybrook: Tantor Media, 2011.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)von Daniken, Erich, و Kevin Foley. The Gods Were Astronauts: Evidence of the True Identities of the Old 'Gods'. Unabridged. Tantor Media, 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.