Cita APA (7a ed.)
(1994). The Sitwells and the arts of the 1920s and 1930s. National portrait Gallery.
Cita Chicago Style (17a ed.)
The Sitwells and the Arts of the 1920s and 1930s. London: National portrait Gallery, 1994.
Cita MLA (9a ed.)
The Sitwells and the Arts of the 1920s and 1930s. National portrait Gallery, 1994.
Precaución: Estas citas no son 100% exactas.