(1978). Orthodox spirituality: An outline of the orthodox ascetical and mystical tradidtion (2. ed.). St. Vladimir's Seminary Press.
Chicago-Zitierstil (17. Ausg.)Orthodox Spirituality: An Outline of the Orthodox Ascetical and Mystical Tradidtion. 2. ed. Crestwood, NY: St. Vladimir's Seminary Press, 1978.
MLA-Zitierstil (9. Ausg.)Orthodox Spirituality: An Outline of the Orthodox Ascetical and Mystical Tradidtion. 2. ed. St. Vladimir's Seminary Press, 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.