Rezac, Ioannes Orientalia Christiana Analecta No 138: De Monachismo - Romae Pontificium Institutum Studiorum Orientalium 1952 - 328p - Orientalia Christiana Analecta; 195200ENGGPS1 . includes index and biblioraphy ISBN: 100 Dewey Class. No.: D97 / OR420