Cita APA (7a ed.)

Harris, J. C. (2010). Intellectual disability: A guide for families and professionals. Oxford University Press.

Cita Chicago Style (17a ed.)

Harris, James C. Intellectual Disability: A Guide for Families and Professionals. Oxford [etc.]: Oxford University Press, 2010.

Cita MLA (9a ed.)

Harris, James C. Intellectual Disability: A Guide for Families and Professionals. Oxford University Press, 2010.