DEVI, T.Kalyani. <br/><br/>
Environmental deprivation and perceptual tasks of pre-school children. 

 - New Delhi  Discovery Publishing Pvt.  1998 
 - vi, 90 P 
<br/><br/><label>ISBN: </label>81-7141-440-0 
<br/><br/><label>Dewey Class. No.: </label>372.21