TY - BOOK AU - Heward,W.L. AU - Orlansky,M.D. TI - Exceptional children: an introductory survey of special education SN - 0675208904 AV - DUCE LC3981.H49 PY - 1988/// CY - Columbus PB - Merrill Pub. Co. KW - Special education KW - People with disabilities N1 - Includes bibliography and index ER -