Persha, Amar Jyothi  <br/><br/>
Manual on early intervention to infants and toddlers with developmental delay - series - 3 speech, language, communication and social / 
Amar Jyothi Persha…[et al]. 
 - Andhra Pradesh:  National Institute for the mentally handicapped,  2011. 
 - 144p.; 24cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>8189001922 
<br/><br/><label>Dewey Class. No.: </label>371.9 PER