Hingson, M., & Flory, S. (2011). Thunder dog: The true story of a blind man, his guide dog, and the triumph of trust at Ground Zero. Thomas Nelson.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hingson, Michael, و Susy Flory. Thunder Dog: The True Story of a Blind Man, His Guide Dog, and the Triumph of Trust at Ground Zero. Nashville, Tenn.: Thomas Nelson, 2011.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Hingson, Michael, و Susy Flory. Thunder Dog: The True Story of a Blind Man, His Guide Dog, and the Triumph of Trust at Ground Zero. Thomas Nelson, 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.