Gupta, Prem Kumar Hira D S <br/><br/>
Operations research 

 - 1st ed.  
 -  New Delhi : Sultan Chand,  1979 
 - xvi+1055 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research
<br/><br/><label>Dewey Class. No.: </label>001.424  GUP;2