Tobar, H., & Leyva, H. (2014). Deep down dark: The untold stories of 33 men buried in a Chilean mine, and the miracle that set them free (Unabridged.). Macmillan Audio.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Tobar, Héctor, و Henry Leyva. Deep Down Dark: The Untold Stories of 33 Men Buried in a Chilean Mine, and the Miracle That Set Them Free. Unabridged. [United States]: Macmillan Audio, 2014.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Tobar, Héctor, و Henry Leyva. Deep Down Dark: The Untold Stories of 33 Men Buried in a Chilean Mine, and the Miracle That Set Them Free. Unabridged. Macmillan Audio, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.