APA (7th ed.) Citation

Block, J. R. (2002). Seeing double: Over 200 mind-bending illusions. Routledge.

Chicago Style (17th ed.) Citation

Block, J. Richard. Seeing Double: Over 200 Mind-bending Illusions. New York [u.a.]: Routledge, 2002.

MLA (9th ed.) Citation

Block, J. Richard. Seeing Double: Over 200 Mind-bending Illusions. Routledge, 2002.