American Association on Mental Deficiency, Grossman, H. J., & Begab, M. J. (1984). Classification in mental retardation ([8th ed.].). American Association on Mental Deficiency.
Cita Chicago Style (17a ed.)American Association on Mental Deficiency, Herbert J. Grossman, y Michael Jay Begab. Classification in Mental Retardation. [8th ed.]. Washington: American Association on Mental Deficiency, 1984.
Cita MLA (9a ed.)American Association on Mental Deficiency, et al. Classification in Mental Retardation. [8th ed.]. American Association on Mental Deficiency, 1984.
Precaución: Estas citas no son 100% exactas.