Subject: Civil Law
Author of work: Justinianus
Title: Digestum vetus
Subject: Canon Law
Title: Commentary on canon law
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani
Subject: Canon Law
Title: Comment. on canon law
Subject: Canon Law
Title: Commentary on canon law
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani
Subject: Civil Law
Author of work: Justinianus
Title: Codex Justiniani
Subject: Civil Law
Author of work: Justinianus
Title: Codex Justiniani
Subject: Civil Law
Author of work: Justinianus
Title: Digestum novum
Subject: Encyclopaedia
Author of work: Rabanus Maurus
Title: De natura rerum