Schwarzman, S. A. (2019). What it takes: Lessons in the pursuit of excellence (First Avid Reader Press hardcover edition.). Avid Reader Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSchwarzman, Stephen A. What It Takes: Lessons in the Pursuit of Excellence. First Avid Reader Press hardcover edition. New York: Avid Reader Press, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSchwarzman, Stephen A. What It Takes: Lessons in the Pursuit of Excellence. First Avid Reader Press hardcover edition. Avid Reader Press, 2019.
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