Reddy, G. Lokanadha <br/><br/>
Mental Retardation 

 - New Delhi  Discovery Publishing House Pvt. Ltd.  2004 
 - 232 pgs 
<br/><br/><label>ISBN: </label>978-81-7141-786-5 
<br/><br/><label>Dewey Class. No.: </label>153 RED / MEN