Puleo, S. (2016). American treasures: The secret efforts to save the Declaration of Independence, the Constitution and the Gettysburg Address (First edition.). St. Martin's Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Puleo, Stephen. American Treasures: The Secret Efforts to Save the Declaration of Independence, the Constitution and the Gettysburg Address. First edition. New York: St. Martin's Press, 2016.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Puleo, Stephen. American Treasures: The Secret Efforts to Save the Declaration of Independence, the Constitution and the Gettysburg Address. First edition. St. Martin's Press, 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.