Gulshan, S S; Gupta, M P <br/><br/>
Practical statistics 

 -  S Chand & Co. Ltd., New Delhi  1977 
 - 557 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistical mathematics; Applied mathematics
<br/><br/><label>Dewey Class. No.: </label>519.5  GUL-P