Cita APA (7th ed.)

Kaufmann, W. A. (1991). Discovering the mind. Transaction Publishers.

Cita Chicago (17th ed.)

Kaufmann, Walter Arnold. Discovering the Mind. New Brunswick (U.S.A.): Transaction Publishers, 1991.

Cita MLA (9th ed.)

Kaufmann, Walter Arnold. Discovering the Mind. Transaction Publishers, 1991.