Subject: Canon Law
Title: Antiqua compilatio Decretalium III
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani
Subject: Theology
Author of work: Augustinus
Title: De pastoribus, etc.
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Canon Law
Author of work: Innocentius IV
Title: In Decretales
Subject: Canon Law
Author of work: Innocentius IV
Title: In Decretales
Subject: Canon Law
Author of work: Innocentius IV
Title: In Decretales
Subject: Philosophy
Title: Definitions of philosophical terms
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani
Subject: Encyclopaedia
Author of work: Rabanus Maurus
Title: De natura rerum