Selected writings of De Sade, c1954: t.p. (Leonard de Saint-Yves)
BL OPAC via WWW, June 5, 2002 (Saint-Yves, Leonard de; pseud. of Margaret Crosland)
Wikipedia, December 20, 2017 (Margaret Crosland (writer); Margaret Crosland (born 17 June 1920) is an English literary biographer and translator; she has also used the pen name Leonard de Saint-Yves; born in Shropshire, Crosland has translated both French and Italian literature; she has written biographies of Colette, Jean Cocteau, Simone de Beauvoir and Edith Piaf, and translated work by writers including the Marquis de Sade, {acute}Emile Zola, Colette, Jean Cocteau, Edmond de Goncourt and Cesare Pavese; she has also written book-length studies of women's writing in Britain and France)
International who's who of authors and writers, 2004: (Crosland, Margaret (McQueen); born 17 June 1920, Bridgnorth, Shropshire, England; writer, translator; married Max Denis, 1950; divorced 1959); BA, University of London, 1941)