Lua APA (7ú heag.)
(1994). The Sitwells and the arts of the 1920s and 1930s. National portrait Gallery.
Lua i Stíl Chicago (17ú heag.)
The Sitwells and the Arts of the 1920s and 1930s. London: National portrait Gallery, 1994.
Lua MLA (9ú heag.)
The Sitwells and the Arts of the 1920s and 1930s. National portrait Gallery, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.