APA (7th ed.) Citation

Vernon, M. D. (1971). The psychology of perception (2d ed.). Penguin.

Chicago Style (17th ed.) Citation

Vernon, Magdalen Dorothea. The Psychology of Perception. 2d ed. Reading, Mass: Penguin, 1971.

MLA (9th ed.) Citation

Vernon, Magdalen Dorothea. The Psychology of Perception. 2d ed. Penguin, 1971.