Turnhout, Brepols, 1978 Hardback, XXXI+137 p., 155 x 245 mm. ISBN 9782503008011.
Languages: Latin.
Turnhout, Brepols 1990 xxxi + 137pp., 25cm., in the series "Corpus Christianorum Series latina" volume 80, publisher's hardcover binding in orange cloth with gilt lettering, small ex-libris stamp on blanco endpaper and at verso of title page, text is clean and bright (looks unread), ISBN 2-503-00801-1, [introduction in Italian, text in Latin], R118730