Gupta, Prem Kumar.  Hira, D. S. <br/><br/>
Operations research :  for engineering computer science, commerce & management economics, statistics 

 - 5 
 - New Delhi  S. Chand  1994 
 - xvi, 1055 
<br/><br/><label>ISBN: </label>x  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations reserch Operations reserch 
<br/><br/><label>Dewey Class. No.: </label>658/4034/G975o