Subject: Theology
Title: Theological questions
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Philosophy
Author of work: Bartholomaeus Anglicus
Title: De proprietatibus rerum
Subject: Theology
Author of work: Henricus de Gandavo
Title: Quodlibeta
Subject: Canon Law
Title: Commentary on Decretals
Subject: Liturgy
Title: Service-book
Subject: Liturgy
Title: Breviarium
Subject: Civil Law
Author of work: Justinianus
Title: Digestum infortiatum
Subject: Liturgy
Title: Missale
Subject: Canon Law
Title: Commentary on Clementine Constitutions