Subject: Theology
Author of work: Hieronymus
Title: In Prophetas Minores
Subject: Theology
Author of work: Gregorius I
Title: De cura pastorali
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani
Subject: Canon Law
Title: Antiqua compilatio decretalium III
Subject: Encyclopaedia
Author of work: Rabanus Maurus
Title: De natura rerum
Subject: Liturgy
Title: Breviarium cum notis
Subject: Liturgy
Title: Breviarium
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani