Thomas A. Carlson (ed.), "ʿAda" in last modified December 9, 2016, http://syriaca.org/place/2260
    
        
            
                
                    ʿAda
                    ʿĀdā
                    Ada
                    ‘Ada
                    Ādā
                    ‘Ādā
                    
          
                    http://syriaca.org/place/2260
                    
                        David Wilmshurst
                        The Ecclesiastical Organisation of the Church of the East, 1318-1913
                        313, 314, 365