>Ruth J Dean et Maureen B. M. Boulton, Anglo-Norman Literature. A Guide to Texts and Manuscripts, Anglo-Norman Text Society, Occasional Publications Series, 3, Londres, Anglo-Norman Text Society, 1999
>Dorothea Oschinsky, Walter of Henley and other treatises on estate management and accounting, Walter of henley and other treatises on estate management and accounting, Oxford, 1971