Cox, Brian. The Lear Diaries. Methuen, 1992. p. 31. Re-anthologized in: Taylor, Irene. The Assassin's Cloak: An Anthology of the World's Greatest Diarists. Canongate, 2000. p. 185.
Peter, John. "John Peter announces the fourth Sunday Times–Royal National Theatre Ian Charleson Awards for young actors". Sunday Times. 30 January 1994. (Online reprint: [1]).