Trefusis, Violet Violet to Vita : the letters of Violet Trefusis to Vita Sackville-West, 1910-1921 / edited by Mitchell A. Leaska and John Phillips ; with an introduction by Mitchell A. Leaska. - London : Mandarin, 1990 - XI, 302 p., [4] c. di tav. : ill. ; 20 cm. ISBN: 0749303204