Isaacson, W. (2010). Profiles in leadership: Historians on the elusive quality of greatness. W.W. Norton.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIsaacson, Walter. Profiles in Leadership: Historians on the Elusive Quality of Greatness. New York: W.W. Norton, 2010.
एमएलए (8वां संस्करण) प्रशस्ति पत्रIsaacson, Walter. Profiles in Leadership: Historians on the Elusive Quality of Greatness. W.W. Norton, 2010.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.