Richter, P. (2019). The ambassadors: America's diplomats on the front lines (First Simon & Schuster hardcover edition.). Simon & Schuster.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRichter, Paul. The Ambassadors: America's Diplomats on the Front Lines. First Simon & Schuster hardcover edition. New York: Simon & Schuster, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRichter, Paul. The Ambassadors: America's Diplomats on the Front Lines. First Simon & Schuster hardcover edition. Simon & Schuster, 2019.
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