Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Philosophy
Author of work: Aristoteles
Subject: Science
Title: Questions on motion
Subject: Biblica
Title: Commentary on Pauline Epistles
Subject: Theology
Author of work: Petrus Lombardus
Title: Sententiae
Subject: Philosophy
Author of work: Aristoteles
Title: De sophisticis elenchis
Subject: Philosophy
Author of work: Aristoteles
Title: Analytica posteriora