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.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPuleo, 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.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPuleo, 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.
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