Subject: Theology
Author of work: Thomas Aquinas
Title: Expositio quarti libri Sententiarum Petri Lombardi
Subject: Theology
Author of work: Gregorius I
Title: De cura pastorali
Subject: Civil Law
Title: Commentay on civil law
Subject: Canon Law
Author of work: Innocentius IV
Title: Decretales
Subject: Civil Law
Author of work: Justinianus
Title: Codex Justiniani
Subject: Civil Law
Title: Civil law
Subject: Civil Law
Author of work: Justinianus
Title: Institutiones Justiniani
Subject: Civil Law
Author of work: Justinianus
Title: Codex Justiniani
Subject: Liturgy
Title: Sequentiae
Subject: Liturgy
Title: Lectionarium