Subject: Philosophy
Title: Comment. on Aristotle, De caelo et mundo
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Philosophy
Author of work: Petrus Berchorius
Title: Repertorium morale
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Canon Law
Author of work: Bernardus de Botone Parmensis
Title: Casus longi super Decretales
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Philosophy
Author of work: Aristoteles
Title: De generatione et corruptione
Subject: Canon Law
Author of work: Innocentius IV
Title: In Decretales
Subject: Canon Law
Author of work: Innocentius IV
Title: In Decretales