Kumar, S. (2018). Courgeous leadership: The missing link to creating a lean culture of excellence. Routledge.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKumar, Sumeet. Courgeous Leadership: The Missing Link to Creating a Lean Culture of Excellence. New York: Routledge, 2018.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKumar, Sumeet. Courgeous Leadership: The Missing Link to Creating a Lean Culture of Excellence. Routledge, 2018.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.