Vujicic, N. (2012). Unstoppable: The incredible power of faith in action. Waterbrook Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVujicic, Nick. Unstoppable: The Incredible Power of Faith in Action. Colorado Springs, Colo.: Waterbrook Press, 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रVujicic, Nick. Unstoppable: The Incredible Power of Faith in Action. Waterbrook Press, 2012.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.