Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Philosophy
Title: Comment. on Aristotle's Meteora
Subject: Philosophy
Author of work: Aristoteles
Title: De caelo et mundo
Subject: Theology
Author of work: Petrus Lombardus
Title: In Psalmos
Subject: Canon Law
Author of work: Thomas Chillenden
Title: Comment. in Sextum librum decretalium
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Philosophy
Author of work: Aristoteles
Title: De generatione et corruptione
Subject: Theology
Title: Comment. on Sentences of Peter Lombard
Subject: Canon Law
Title: Commentary on Decretum
Subject: Theology
Author of work: Petrus Lombardus
Title: Sententiae