Cita APA (7a ed.)

Switzky, H. N. (2004). Personality and motivational systems in mental retardation. Elsevier Academic Press.

Cita Chicago Style (17a ed.)

Switzky, Harvey N. Personality and Motivational Systems in Mental Retardation. Amsterdam ; Boston: Elsevier Academic Press, 2004.

Cita MLA (8a ed.)

Switzky, Harvey N. Personality and Motivational Systems in Mental Retardation. Elsevier Academic Press, 2004.