Turnhout, Brepols 1987 xxiii + 391pp., 25cm., in the series "Corpus Christianorum Series latina" volume 91C, publisher's cloth with gilt lettering, small ex-libirs stamp on blanco endpaper and at verso of title page, text is clean and bright (looks unread), very good, ISBN 2-503-00917-9, [introduction and text in Latin], R118689