Subject: Theology
Author of work: Gregorius I
Title: De cura pastorali
Subject: Astrology
Title: Liber novem judicum
Subject: Astrology
Title: Liber novem judicum
Subject: Sermons
Title: Sermones sive themata
Subject: Biblica
Title: Biblia
Subject: Theology
Title: Theology
Subject: Theology
Author of work: Petrus Lombardus
Title: In Psalmos
Subject: Theology
Author of work: Petrus Lombardus
Title: In Psalmos
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani
Subject: Canon Law
Title: Antiqua compilatio decretalium III