Dhingra, I. C.  <br/><br/>
Elementary Statistics 

 - 15th 
 - New Delhi  Sultan Chand & Sons  1995 
 - 295 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>340  / DHI/E