St. Bernard of Clairvaux. The story of his life as recorded in the Vita Prima Bernardi by certain of his contemporaries, William of St. Thierry, Arnold of Bonnevaux, Geoffrey and Philip of Clairvaux, and Odo of Deuil /
William,of Saint-Thierry, Abbot of Saint-Thierry,approximately 1085-1148?
London,
1960.