Rock, I. (1975). An introduction to perception. Macmillan.
Lua i Stíl Chicago (17ú heag.)Rock, Irvin. An Introduction to Perception. New York: Macmillan, 1975.
Lua MLA (9ú heag.)Rock, Irvin. An Introduction to Perception. Macmillan, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.