Title: Jus ecclesiasticum universum, brevi methodo ad discentium utilitatem explicatum, seu, Lucubrationes canonicae in quinque libros decretalium Gregorii IX. Pontificis Maximi
Subjects: Catholic Church. Pope (1227-1241 : Gregory IX), Monasticism and religious orders (Canon law), Betrothal (Canon law ), Criminal law (Canon law), Marriage (Canon law), Canon law, Clergy (Canon law), Early works to 1800, Catholic Church