Roma, Pontificia Universitas Gregoriana 1990 lxviii + 684pp., 24cm., softcover, text in Italian, Doctoral Dissertation (Dissertatio ad Doctoratum in Facultate Historiae Ecclesiasticae Pontificiae Universitatis Gregorianae), stamp at verso of title page, text is clean and bright (looks unread), good condition, weight: 1.5kg., R109701