Gregory, R. L. (1973). Eye and brain: The psychology of seeing (2nd ed.). McGraw-Hill.
Cita Chicago Style (17a ed.)Gregory, Richard Langton. Eye and Brain: The Psychology of Seeing. 2nd ed. New York: McGraw-Hill, 1973.
Cita MLA (9a ed.)Gregory, Richard Langton. Eye and Brain: The Psychology of Seeing. 2nd ed. McGraw-Hill, 1973.
Precaución: Estas citas no son 100% exactas.