Hausherr, Irenee <br/><br/>
Orientalia Christiana Analecta: No.36: La Methode D`Oraison Hesychaste 

 - Roma  Pontifica Institutum Orientalium Studiorum  1927 
 - Orientalia Christiana - 36 .
<br/><br/><label>Dewey Class. No.: </label>D97  / OR420