Citta del Vaticano, Biblioteca Apostolica Vaticana 1977 437pp., text in italian, 25cm., in the series "Studi e Testi" vol.277, VG
Citta del Vaticano, Biblioteca Apostolica Vaticana 1982 Complete in 3 volumes: together 1151pp. (continuous pagination), in the series "Studi e Testi" volumes 297-298-299, 25cm., original softcovers, pages still uncut, very good condition, R94391