Safari Books Online is a digital library providing on-demand subscription access to thousands of learning resources.
Abbeduto, L. , & Nuccio, J. B. (1991). Relation between receptive language and cognitive maturity in persons with intellectual disabilities. American Journal of Intellectual Disabilities, 96, 143-149.
Abbeduto, L. , & Rosenberg, S. (1992). Linguistic communication in persons with mental retardation. In S. Warren & J. Reichle (Eds.), Causes and effects in communication and language intervention (pp. 331-359). Maryland: Paul H. Brookes.