Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
 
    
Subject: Civil Law
Author of work: Justinianus
Title: Codex Justiniani
 
    
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
 
    
Subject: Canon Law
Title: Commentary on Decretals
 
    
Subject: Theology
Title: Theological propositions
 
    
Subject: Biblica
Author of work: Petrus Lombardus
Title: Glossa in Epistolas Pauli
 
    
Subject: Sermons
Title: Sermones
 
    
Subject: Science
Author of work: Alhasen
Title: Optica
 
    
Subject: Theology
Author of work: Thomas Walden
Title: Doctrinale fidei
 
    
Subject: Liturgy
Title: Missale