Wharton, H.: Anglia Sacra seu Collectio Historiarum de Archiepiscopis et Episcopis Angliae, 2 vols., Lond., 1861.
Wilkins, D.: Concilia Magnae Britannicae et Hiberniae, 4 vols., Lond., 1737.
William of Malmesbury: De Gestis Pontificum Anglorum, ed. N. E. S. A. Hamilton (R. S.), Lond., 1870.
William of Malmesbury: De Gestis Regum Anglorum, ed. W. Stubbs (R. S.), Lond., 1887-89.
Wulfstan: Vita St. Aethelwoldi; Migne: Patrologiae Cursus Complexus, CXXXVII.
Yorkshire Chantry Surveys, ed. J. Rainer, 2 vols. (Surtees Society), Lond., 1898.
Calendars of the Charter Rolls.
Calendars of the Close Rolls.
Calendars of the Patent Rolls.