"The Chronicle of the Third Crusade: The Itinerarium Peregrinorum et Gesta Regis Ricardi", 1997, ISBN 0-7546-0581-7* Riley-Smith, Jonathan.
"The Chronicle of the Third Crusade: The Itinerarium Peregrinorum et Gesta Regis Ricardi", 1997, ISBN 0-7546-0581-7*Riley-Smith, Jonathan.