Subject: Liturgy
Title: Antiphonale
Subject: Liturgy
Title: Breviarium
Subject: Philosophy
Author of work: Aristoteles
Title: Politica
Subject: Liturgy
Title: Breviarium
Subject: Liturgy
Title: Lectionarium
Subject: Theology
Author of work: Petrus Lombardus
Title: Sententiae
Subject: Theology
Author of work: Thomas Aquinas
Title: Summa theologiae
Subject: Liturgy
Title: Breviarium
Subject: Liturgy
Title: Antiphonale
Subject: Liturgy
Title: Breviarium