Kotler, S. (2021). The art of impossible: A peak performance primer (First edition.). Harper Wave, an imprint of HarperCollins Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKotler, Steven. The Art of Impossible: A Peak Performance Primer. First edition. New York: Harper Wave, an imprint of HarperCollins Publishing, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKotler, Steven. The Art of Impossible: A Peak Performance Primer. First edition. Harper Wave, an imprint of HarperCollins Publishing, 2021.
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