Kushwaha, K. S <br/><br/>
Basic concepts in statistics 
/ by K.S. Kushwaha 
 - New Delhi  New India Publishing Agency  2009 
 - ix,194p. 
<br/><br/><label>ISBN: </label>8189422405 
<br/><br/><label>Dewey Class. No.: </label>519.5  / KUS/B