Seybold, C F Corpus Scriptorum Christianorum Orientalium Vol.59: Severus Ben El-Moqaffa - Louvain Imprimerie Orientaliste 1954 - 104p - Corpus Scriptorum Christianorum Orientalium; 195400ENGGPS5 . includes index and biblioraphy ISBN: 100 Dewey Class. No.: E35 / C817