Hoffman, D. D. (1998). Visual intelligence: How we create what we see. W.W.Nortonand company.
Lua i Stíl Chicago (17ú heag.)Hoffman, Donald D. Visual Intelligence: How We Create What We See. New York: W.W.Nortonand company, 1998.
Lua MLA (9ú heag.)Hoffman, Donald D. Visual Intelligence: How We Create What We See. W.W.Nortonand company, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.