Wheatcroft, Geoffrey (24 November 2000). "The importance of being Merlin". The Guardian. Archived from the original on 10 October 2016. Retrieved 12 December 2016.
Wheatcroft, Geoffrey (24 November 2000). "The importance of being Merlin". The Guardian. Archived from the original on 10 October 2016. Retrieved 12 December 2016.