Heward, William L.,  1949- <br/><br/>
Exceptional children :  an introductory survey of special education / 
William L. Heward, Michael D. Orlansky. 
 - 4th ed. 
 - New York :  Toronto :  New York :  Merrill ;  Maxwell Macmillan Canada ;  Maxwell Macmillan International,  c1992. 
 - 1 v. (various pagings) :  col. ill. ;  26 cm. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>0675222001 
<br/><br/><label>LCCN: </label>91018865  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Special education--United States.<br/>Exceptional children--United States.
<br/><br/><label>LC Class. No.: </label>LC3981  / .H49 1992 
<br/><br/><label>Dewey Class. No.: </label>371.9  / HEW/E