GUPTA, P.K. <br/><br/>
OPERATION RESEARCH 

 -  SULTAN CHAND & SONS PVT. LTD., NEW DELHI  1991 
 - 928 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research Methodology
<br/><br/><label>Dewey Class. No.: </label> / GUP