O'Connell, R. J. (1997). William James on the Courage to Believe (2nd ed.). Fordham University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रO'Connell, Robert J. William James on the Courage to Believe. 2nd ed. New York: Fordham University Press, 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रO'Connell, Robert J. William James on the Courage to Believe. 2nd ed. Fordham University Press, 1997.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.