Subject: Canon Law
Author of work: Innocent IV
Title: Decretales
Subject: Canon Law
Title: Antiqua compilatio Decretalium III
Subject: Philosophy
Author of work: Alexander Nequam
Title: De natura rerum
Subject: Canon Law
Title: Casus Decretalium
Subject: Canon Law
Author of work: Hostiensis
Title: Lectura in Decretales
Subject: Theology
Author of work: Gregorius I
Title: De cura pastorali
Subject: Canon Law
Author of work: Innocentius IV
Title: Decretales
Subject: Philosophy
Author of work: Bartholomaeus Anglicus
Title: De proprietatibus rerum
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani