Gupta, C. B., and Gupta, Vijay <br/><br/>
An Introduction to Statistical Methods 

 - 23rd 
 - New Delhi  Vikas Publishing House  1973 
 - 829 
<br/><br/><label>ISBN: </label>978-8-12-591654-3 
<br/><br/><label>Publisher. No.: </label> Gangarams books bureau 
<br/><br/><label>Subjects--Personal Names: </label> MA Economics 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics