M.D. Vernon. (1974). The psychology of perception. Penguin.
Cita Chicago (17th ed.)M.D. Vernon. The Psychology of Perception. Harmondsworth: Penguin, 1974.
Cita MLA (9th ed.)M.D. Vernon. The Psychology of Perception. Penguin, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.