Subject: Civil Law
Title: Treatise on civil law
Subject: Canon Law
Author of work: Guido de Baysio
Title: Comment. in Sextum librum Decretalium
Subject: Mathematics
Title: Mathematics
Subject: Sermons
Author of work: Bernardus Clarevallensis
Title: In Cantica canticorum
Subject: Theology
Title: Theological commentary
Subject: Logic
Title: Vetus logica (Boethius, De differentiis topicis)
Subject: Logic
Title: Vetus logica (Porphyrius)
Subject: Civil Law
Author of work: Justinianus
Title: Digestum novum
Subject: Canon Law
Title: A 'Summa' of Decretum Gratiani