found: Higham, C. Sisters, the lives of Olivia de Havilland and Joan Fontaine, 1984: CIP t.p. (Joan Fontaine)
found: LC data base, 10/14/83 (hdg.: Fontaine, Joan, 1917- )
found: Halliwell's Filmgoer's comp., 1988 (Fontaine, Joan; AKA Joan de Havilland)
found: NUCMC data from Boston Univ., Dept. of Spec. Coll. for Joan Fontaine collection, 1929-1997 (Joan Fontaine; b. Joan De Beauvoir de Havilland in Japan; came to U.S. in 1919; naturalized citizen; actress, lecturer, and author)
found: IMDb, July 27, 2005 (Joan Fontaine; b. Oct. 22, 1917, Tokyo, Japan; sometimes credited as Joan Burfield; birth name: Joan De Beauvoir De Havilland)
found: Wikipedia, via WWW, Oct. 17, 2012 (Joan Fontaine; Joan de Beauvoir de Havilland; b. Oct. 22, 1917 in Tokyo, Japan; spouses: Brian Aherne (m.1939-1945; divorced), William Dozier (m.1946-1951), Collier Young (m.1952-1961), Alfred Wright, Jr. (m.1964-1969); sister of Olivia de Havilland; British American actress)
Fontaine, Joan, 1917-
