Schellenberg, J. L. (2007). The wisdom to doubt: A justification of religious skepticism. Cornell University Press.

Schellenberg, J. L. The Wisdom to Doubt: A Justification of Religious Skepticism. Ithaca: Cornell University Press, 2007.

Schellenberg, J. L. The Wisdom to Doubt: A Justification of Religious Skepticism. Cornell University Press, 2007.