Subject: Philosophy
Author of work: Johannes Canonicus
Title: Comment. in Physica Aristotelis
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Medicine
Title: Summa Magistri Henrici montis pessolani'
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Canon Law
Title: Commentary on Decretals
Subject: History
Author of work: Ranulphus Higden
Title: Polychronicon
Subject: Sermons
Author of work: Bernardus Clarevallensis
Title: Sermones super Cantica canticorum
Subject: Pastoralia
Author of work: Ricardus de Wetheringett
Title: Summa 'Qui bene presunt'
Subject: Philosophy
Author of work: Aegidius Romanus
Title: In Physica Aristotelis
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani