J. M. Fiey, Jeanne-Nicole Mellon Saint-Laurent and David A. Michelson, (eds.), "The luminous eye: The spiritual world vision of Saint Ephrem" in The luminous eye: The spiritual world vision of Saint Ephrem last modified August 3, 2016, http://syriaca.org/bibl/2221
    
        
            
                
                    
                        Sebastian P.
                        Brock
                    
                    The luminous eye: The spiritual world vision of Saint Ephrem
                    http://syriaca.org/bibl/2221
                    772
                    http://zotero.org/groups/392292/items/9XTQHK2H
                    0-87907-524-4
                    978-0-87907-524-8
                    0-87907-624-0
                    978-0-87907-624-5
                    
                        Kalamazoo, Mich.
                        Cistercian Publications
                        1992