Personality and motivational systems in mental retardation / 
edited by Harvey N. Switzky. 
 - Amsterdam ;  Boston :  Elsevier Academic Press,  c2004. 
 - xxi, 343 p. ; 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0123662281 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Personality and motivation.<br/>Mental retardation.
<br/><br/><label>Dewey Class. No.: </label>616.8588  / SWI.P