Subject: Canon Law
Title: Index to Decretum Gratiani
Subject: Biblica
Author of work: Gregorius I
Title: Homiliae in Ezechielem
Subject: Encyclopaedia
Author of work: Isidorus
Title: Etymologiae
Subject: Theology
Author of work: Haimo
Title: In Epistolas Pauli
Subject: Epistolae
Author of work: Leo I Papa
Title: Epistolae
Subject: Theology
Author of work: Hieronymus
Title: In Prophetas Minores
Subject: Canon Law
Author of work: Johannes Andreae
Title: In Sextum librum decretalium
Subject: Theology
Author of work: Gregorius I
Title: Moralia
Subject: Sermons
Author of work: Bernardus Clarevallensis
Title: In Cantica canticorum
Subject: Biblica
Title: Commentary on Isaiah