Subject: Liturgy
Title: Breviarium
Subject: Theology
Author of work: Hieronymus
Title: Comment. in Prophetas Minores
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani
Subject: Theology
Author of work: Gregorius I
Title: Moralia
Subject: Canon Law
Title: Commentary on Decretals