Heward, William L. <br/><br/>
Exceptional children  an introductory survey of special education 
William L. Heward, Michael D. Orlansky. 
 - Columbus  Merrill Pub. Co.  c1980. 
 - xiv, 463 p.  ill.  24 cm. 
<br/><br/> Includes indexes.  "Libro de texto del curso Educación 313". 
<br/><br/>Bibliography: p. 415-436. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Special education--United States.<br/>Handicapped--Education--United States.