Simon, G B <br/><br/>
The Next step on the ladder  assessment and management of the multi-handicapped child 

 - British Institute of Mental Handicap, New York  1981 
 - 144p 
<br/><br/><label>ISBN: </label>0-906054-27-3 
<br/><br/><label>Dewey Class. No.: </label>371.91 Sim