Thomas A. Carlson (ed.), "Mar Petion" in last modified June 11, 2014, http://syriaca.org/place/2027
    
        
            
                
                    Mar Petion
                    Mār Petiōn
                    
                    
                        Āmid
                    
          
                    http://syriaca.org/place/2027
                    
                        David Wilmshurst
                        The Ecclesiastical Organisation of the Church of the East, 1318-1913
                        41, 52, 55, 56-57, 58, 59, 60, 68