Subject: Canon Law
Title: Sextus liber decretalium
Subject: Liturgy
Title: Breviarium
Subject: Biblica
Title: Biblia
Subject: Liturgy
Title: Noted service-book
Subject: Biblica
Title: Biblia
Subject: Natural History
Title: Natural history
Subject: Theology
Title: Theology
Subject: Theology
Title: Theological questions
Subject: Grammar
Title: Grammar/figures of speech
Subject: Philosophy
Author of work: Aristoteles