Randall, D. K. (2024). Into unknown skies: An unlikely team, a daring race, and the first flight around the world (First edition.). Mariner Books.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Randall, David K. Into Unknown Skies: An Unlikely Team, a Daring Race, and the First Flight Around the World. First edition. New York: Mariner Books, 2024.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Randall, David K. Into Unknown Skies: An Unlikely Team, a Daring Race, and the First Flight Around the World. First edition. Mariner Books, 2024.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.