Gergen, D. (2022). Hearts touched with fire: How great leaders are made (First Simon & Schuster hardcover edition.). Simon & Schuster.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGergen, David. Hearts Touched with Fire: How Great Leaders Are Made. First Simon & Schuster hardcover edition. New York, NY: Simon & Schuster, 2022.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGergen, David. Hearts Touched with Fire: How Great Leaders Are Made. First Simon & Schuster hardcover edition. Simon & Schuster, 2022.
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