Goleman, D. (2013). Focus: The hidden driver of excellence (First edition.). Harper.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGoleman, Daniel. Focus: The Hidden Driver of Excellence. First edition. New York: Harper, 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGoleman, Daniel. Focus: The Hidden Driver of Excellence. First edition. Harper, 2013.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.