Hurlock, Elizabeth B.  <br/><br/>
Developmental Psychology :  A Life-Span Approach / 

 - 5th ed  
 - New Delhi :  McGraw-Hill Publishing Company,   1980. 
 - xv, 477 p. 
<br/><br/><label>ISBN: </label>0070993637 
<br/><br/><label>Dewey Class. No.: </label>155  / HUR