Athanasius and Didymus. Works on the Spirit: Athanasius’s Letters to Serapion on the Holy Spirit, And, Didymus’s on the Holy Spirit. Edited by John Behr. Translated by Mark DelCogliano, Andrew Radde-Gallwitz, and Lewis Ayres. Vol. 43. Popular Patristics Series. Yonkers, NY: St Vladimir’s Seminary Press, 2011.
Athanasius' letters are not coded as letters and therefore to do show appropriately in Factbook and the Letter Guide section.
