Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Canon Law
Title: Commentary on Decretals
Subject: Theology
Author of work: Augustinus
Title: De beata vita
Subject: Theology
Author of work: Thomas Aquinas
Title: De veritate
Subject: Canon Law
Title: Commentary on Decretals
Subject: Theology
Author of work: Bernardus Clarevallensis
Title: De diligendo Deo
Subject: Theology
Author of work: Hugo de S. Victore
Title: De animae
Subject: Theology
Author of work: Gregorius I
Title: De cura pastorali
Subject: Philosophy
Author of work: Aristoteles
Title: De sophisticis elenchis
Subject: Philosophy
Author of work: Plato
Title: De republica (interprete P. Candido Decembrio)