Fry, E. F. (1969). David Smith. Solomon R. Guggenheim Fondation.
Lua i Stíl Chicago (17ú heag.)Fry, Edward F. David Smith. New York: Solomon R. Guggenheim Fondation, 1969.
Lua MLA (8ú heag.)Fry, Edward F. David Smith. Solomon R. Guggenheim Fondation, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.