Rao, Usha <br/><br/>
Advanced Educational Statistical 

 - 1st ed 
 - New Dehli  Himalaya Publishing House  2010 
 - 266p.  Paper back  24 cm 
<br/><br/><label>ISBN: </label>9789350246771 
<br/><br/><label>Dewey Class. No.: </label>371.264