Zigler, Edward <br/><br/>
Understanding mental retardation 
Edward Zigler and Robert M. Hodapp 
 - Cambridge  Cambridge University Press  1986 
 - xii, 292 p. : ill. ; 24 cm 
<br/><br/> Includes indexes. Bibliography: p. 248-279 
<br/><br/><label>ISBN: </label>9780521318785 
<br/><br/><label>ISSN: </label>85031444 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mental retardation
<br/><br/><label>Dewey Class. No.: </label>616.8588 ZIG