Cita APA (7th ed.)

Kaufmann, W. (1980). Discovering the mind. McGraw-Hill.

Cita Chicago (17th ed.)

Kaufmann, Walter. Discovering the Mind. New York [u.a.]: McGraw-Hill, 1980.

Cita MLA (8th ed.)

Kaufmann, Walter. Discovering the Mind. McGraw-Hill, 1980.