Tapper, J., & Thompson, A. (2025). Original sin: President Biden's decline, its cover-up, and his disastrous choice to run again. Penguin Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Tapper, Jake, و Alex Thompson. Original Sin: President Biden's Decline, Its Cover-up, and His Disastrous Choice to Run Again. New York: Penguin Press, 2025.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Tapper, Jake, و Alex Thompson. Original Sin: President Biden's Decline, Its Cover-up, and His Disastrous Choice to Run Again. Penguin Press, 2025.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.