11th cent Ibn Gabirol · 2 obras en el catálogoObrasRRoyal CrownRoyal CrownIImprovement of the Moral Qualities, an Ethical Treatise of tImprovement of the Moral Qualities, an Ethical Treatise of the Eleventh Century Printed from an Unique Arabic Manuscript; Volume 1
IImprovement of the Moral Qualities, an Ethical Treatise of tImprovement of the Moral Qualities, an Ethical Treatise of the Eleventh Century Printed from an Unique Arabic Manuscript; Volume 1