Gupta, S. P. <br/><br/>
Statistical methods. 

 - 34th ed. 
 - New Delhi :  S. Chand,  2005. 
 - xx, 1468 p. 
<br/><br/><label>ISBN: </label>818054298X :  KES 2,800 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Statistical methods.