Karris. Spiritual Warfare and Six Other Spiritual Writings by Peter of John Olivi. Franciscan Institute Publications.
Chicago Style (17. basım) AtıfKarris. Spiritual Warfare and Six Other Spiritual Writings by Peter of John Olivi. Franciscan Institute Publications.
MLA (8th ed.) AtıfKarris. Spiritual Warfare and Six Other Spiritual Writings by Peter of John Olivi. Franciscan Institute Publications.
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