 online edition January 2008) "Edward VIII, later Prince Edward, Duke of Windsor (1894–1972)", Oxford Dictionary of National Biography, Oxford University Press, , retrieved 1 May 2010 (Subscription required)Higham places the date of his resignation as 15 March, and that he left on 5 April.
<fluency>  online edition January 2008) "Edward VIII, later Prince Edward, Duke of Windsor (1894–1972)", Oxford Dictionary of National Biography, Oxford University Press, , retrieved 1 May 2010 (Subscription required)Higham places the date of his resignation as 15 March, and that he left on 5 April.
 online edition January 2008) "Edward VIII, later Prince Edward, duke of Windsor (1894–1972)", Oxford Dictionary of National Biography, Oxford University Press, , retrieved 1 May 2010 (Subscription required)Higham places the date of his resignation as 15 March, and that he left on 5 April.