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ebrary, Inc, Robin Darling Young, Monica J. Blanchard, and Sidney Harrison Griffith. To Train His Soul in Books: Syriac Asceticism in Early Christianity. Washington, D.C.: Catholic University of America Press, 2011.

ebrary, Inc, et al. To Train His Soul in Books: Syriac Asceticism in Early Christianity. Catholic University of America Press, 2011.