Schellenberg, J. L. (2007). The wisdom to doubt: A justification of religious skepticism. Cornell University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSchellenberg, J. L. The Wisdom to Doubt: A Justification of Religious Skepticism. Ithaca: Cornell University Press, 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSchellenberg, J. L. The Wisdom to Doubt: A Justification of Religious Skepticism. Cornell University Press, 2007.
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