Her official biography, Joan Sutherland: The Authorised Biography, published in February 1994, was written by Norma Major, wife of the then prime minister John Major.
Joan Sutherlandi ametlik biograafia "Joan Sutherland: Ametlik biograafia" avaldati 1994. aasta veebruaris, selle autoriks on Suurbritannia endise peaministri John Majori abikaasa Norma Major.