Subject: Logic
Title: Logic
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani
Subject: Theology
Title: Comment. on Sentences of Peter Lombard
Subject: Civil Law
Title: Treatise on civil law
Subject: Biblica
Title: Concordantiae Bibliae
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Medicine
Title: Medical
Subject: Logic
Title: Comment. on Aristotle's Logic
Subject: Theology
Title: Comment. on Sentences of Peter Lombard
Subject: Theology
Title: Comment. on Sentences of Peter Lombard