Subject: Encyclopaedia
Author of work: Isidorus
Title: Etymologiae
Subject: Liturgy
Title: Graduale
Subject: Biblica
Author of work: Petrus Lombardus
Title: Glossa in Epistolas Pauli
Subject: Moral philosophy
Author of work: F. Petrarchus (Francesco Petrarca)
Title: De remediis utriusque fortunae
Subject: Canon Law
Author of work: Bernardus de Botone Parmensis
Title: Summa decretalium, &c.
Subject: Theology
Author of work: Petrus Lombardus
Title: Sententiae
Subject: Astrology
Title: Liber novem judicum
Subject: Theology
Author of work: Petrus Lombardus
Title: Sententiae
Subject: Theology
Author of work: Petrus Lombardus
Title: Sententiae