J. M. Fiey, Jeanne-Nicole Mellon Saint-Laurent and David A. Michelson, (eds.), "De rebus gestis Richardi Angliæ regis in Palæstina: Excerptum ex Gregorii Abulpharagii chronico syriaco" in De rebus gestis Richardi Angliæ regis in Palæstina: Excerptum ex Gregorii Abulpharagii chronico syriaco last modified August 11, 2016, http://syriaca.org/bibl/2283
    
        
            
                
                    
                        Paul Jacob
                        Bruns
                    
                    De rebus gestis Richardi Angliæ regis in Palæstina: Excerptum ex
                Gregorii Abulpharagii chronico syriaco
                    http://syriaca.org/bibl/2283
                    739
                    http://zotero.org/groups/392292/items/5F9IZA7M
                    http://www.worldcat.org/oclc/83369724
                    
                    
                        Oxonii
                        J. & J. Fletcher
                        1780