APA

Shepard R. N., . (1990). Mind sights: original visual illusions, ambiguities, and other anomalies, with a commentary on the play of mind in perception and art. New York: W.H. Freeman and Co.

Chicago

Shepard Roger N, . 1990. Mind sights: original visual illusions, ambiguities, and other anomalies, with a commentary on the play of mind in perception and art. New York: W.H. Freeman and Co.

Harvard

Shepard R. N., . (1990). Mind sights: original visual illusions, ambiguities, and other anomalies, with a commentary on the play of mind in perception and art. New York: W.H. Freeman and Co.

MLA

Shepard Roger N, . Mind sights: original visual illusions, ambiguities, and other anomalies, with a commentary on the play of mind in perception and art. New York: W.H. Freeman and Co. 1990.