TY - BOOK AU - Gearheart, Bill R. AU - Mullen, Robert C.,;Gearheart, Carol J. ED - ED - ED - ED - TI - : an introduction SN - 0534142745 (hardcover) SN - 2 PY - 1993///.;copyright 1993.46 CY - Pacific Grove, California PB - Brooks/Cole Publishing Company KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Education KW - Special education;Children with disabilities KW - United States.;United States N1 - Includes bibliographical references and indexes; 5; Professional ER -