Subject: Theology
Author of work: Thomas Aquinas
Title: Expositio quarti libri Sententiarum Petri Lombardi
Subject: Theology
Title: Theological questions
Subject: Civil Law
Title: Civil law
Subject: Liturgy
Title: Lectionarium
Subject: Liturgy
Title: Missale
Subject: Theology
Author of work: Gregorius I
Title: Moralia
Subject: Biblica
Title: Concordance
Subject: Liturgy
Title: Graduale
Subject: Theology
Author of work: Thomas Wallensis
Title: Comment. in Augustinum de Civitate Dei
Subject: Theology
Author of work: Petrus Lombardus
Title: Sententiae