Subject: Theology
Author of work: Augustinus
Title: De adulterinis conjugiis
Subject: Theology
Title: Summary of questions on theology
Subject: Canon Law
Title: Sextus liber decretalium cum apparatu Johannis Monachi
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Canon Law
Title: treatise
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Liturgy
Title: Psalterium
Subject: Liturgy
Title: Graduale
Subject: Grammar
Author of work: Johannes Balbus
Title: Catholicon
Title: [No title assigned]