Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Biblica
Author of work: Hieronymus
Title: In Prophetas Minores
Subject: Theology
Author of work: Hieronymus
Title: In Prophetas Minores
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Civil Law
Author of work: Justinianus
Title: Institutiones Justiniani