Sylvia queen of the headhunters - Eade, Philip (London : Phoenix, 2008)
Includes bibliographical references (p. 314-350) and index.
Keywords: Brooke, Sylvia Leonora (Brett) -- Lady, Rani of Sarawak, -- 1885-1971.; Queens -- Malaysia -- Sarawak -- Biography; Sarawak -- Kings and rulers -- Biography