Subject: Canon Law
Author of work: Guido de Baysio
Title: In Sextum librum decretalium
Subject: Grammar
Author of work: Eberardus Bethunensis
Title: Graecismus
Subject: Theology
Author of work: Henricus de Gandavo
Title: Quodlibeta
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani
Subject: Canon Law
Author of work: Guido de Baysio
Title: Comment. in Sextum librum decretalium
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales