Blehm, E., & Bittner, D. (2024). The darkest white: A mountain legend and the avalanche that took him (Unabridged.). HarperAudio.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Blehm, Eric, و Dan Bittner. The Darkest White: A Mountain Legend and the Avalanche That Took Him. Unabridged. New York: HarperAudio, 2024.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Blehm, Eric, و Dan Bittner. The Darkest White: A Mountain Legend and the Avalanche That Took Him. Unabridged. HarperAudio, 2024.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.