Goodyear, C. W. (2023). President Garfield: From radical to unifier (First Simon & Schuster hardcover edition.). Simon & Schuster.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGoodyear, C. W. President Garfield: From Radical to Unifier. First Simon & Schuster hardcover edition. New York: Simon & Schuster, 2023.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGoodyear, C. W. President Garfield: From Radical to Unifier. First Simon & Schuster hardcover edition. Simon & Schuster, 2023.
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