N. K. Nag <br/><br/>
Siness mathematics And statistics 

 - Kolkata  Chatterjee Publishing Concern  1980 
 - 254 p. 
<br/><br/><label>ISBN: </label> 25 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>511.8  / N131