Ugo Zanetti and Nathan P. Gibson (eds.), "The Syriac Text, Introduction etc." in The Syriac Text, Introduction etc. last modified January 4, 2016, http://syriaca.org/bibl/1602
    
        
            
                
                    Thomas of Marga
                    
                        E. A. Wallis
                        Budge
                    
                    The Syriac Text, Introduction etc.
                    http://syriaca.org/bibl/1602
                    https://archive.org/details/bookofgovernorsh01thomuoft
                    25
                    http://zotero.org/groups/392292/items/BFDD44KS
                    
                    
                        London
                        K. Paul, Trench, Trübner & co., ltd.
                        1893
                    
                
                
                    
                        E.A. Wallis
                        Budge
                    
                    The Book of Governors: The Historia Monastica of Thomas, Bishop of Margâ A. D. 840
                    
                        1893
                    
                    1