Cita APA (7a ed.)

Gordon, I. E. (1997). Theories of visual perception (2nd ed.). John Wiley & Sons.

Cita Chicago Style (17a ed.)

Gordon, Ian E. Theories of Visual Perception. 2nd ed. Chichester [etc.]: John Wiley & Sons, 1997.

Cita MLA (9a ed.)

Gordon, Ian E. Theories of Visual Perception. 2nd ed. John Wiley & Sons, 1997.