Kutty, A. T. Thressia <br/><br/>
Dvate (Mr) manual science and technology in employment of persons with mental retardation part-II 

 - 1st 
 - New Delhi  Kanishika Publishers Distributors  2006 
 - 166p. 
<br/><br/> 10512 
<br/><br/><label>ISBN: </label>9788173918582  995 
<br/><br/><label>Dewey Class. No.: </label>371.928  KUT A