Peter W Edbury et Jaroslav Folda, Two thirteenth-century manuscripts od crusader legal texts from St Jean d'Acre, Journal of the Warburg and Courtauld Institutes, 57, 1994
Peter W Edbury et Jaroslav Folda, Two thirteenth-century manuscripts od crusader legal texts from St Jean d'Acre, Journal of the Warburg and Courtauld Institutes, 57, 1994