Gupta, S.P. and Gupta, P.K. <br/><br/>
Quantitative Techniques and Operations Research  English 

 - 3rd 
 - New Delhi  Sultan Chand & Sons  2020 
 -  PB 
<br/><br/><label>ISBN: </label>9788180549168 
<br/><br/><label>Dewey Class. No.: </label>658.403 GUS Q