Subject: Canon Law
Author of work: Innocentius IV
Title: In Decretales
Subject: Theology
Title: Comment. on Sentences of Peter Lombard
Subject: Philosophy
Title: Comment. on Metaphysics
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Theology
Author of work: Robertus Kilwardby
Title: Tabula super Sententias Petri Lombardi
Subject: Theology
Author of work: Petrus Lombardus
Title: Sententiae
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani
Subject: Theology
Author of work: Petrus Lombardus
Title: In Epistolas Pauli
Subject: Civil Law
Author of work: Justinianus
Title: Digestum vetus