Subject: Canon Law
Author of work: Guido de Baysio
Title: Comment. in Sextum librum Decretalium
Subject: Canon Law
Author of work: Gratianus
Title: Decretum
Subject: Theology
Author of work: Henricus de Gandavo
Title: Quodlibeta
Subject: Sermons
Author of work: Guido Ebroicensis
Title: Sermones
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Canon Law
Author of work: Gescelinus
Title: Comment. in constitutiones Clementinas
Subject: Sermons
Author of work: Guido Ebroicensis
Title: Sermones
Subject: Liturgy
Title: Graduale
Subject: Sermons
Author of work: Guido Ebroicensis
Title: Sermones
Subject: Theology
Author of work: Gregorius I
Title: Dialogi