Citta del Vaticano, Biblioteca Apostolica Vaticana 1952 xv + 210pp. + 2 plates and 1 folding map, Original 1952-edition, 26cm., in the series "Studi e Testi" volume 160, pages still uncut, original softcover, text and interior are clean and bright, good condition, [critical text edition in Greek, comments in Italian], R119991