Gupta, Prem Kumar. <br/><br/>
Problems in Operations research :  principles and solutions / 
byPrem Kumar Gupta and D.S.Hira. 
 - New Delhi :  S. Chand & Company,  c2005. 
 - Core business program .
<br/><br/>Bibliography: p. [122] 
<br/><br/><label>ISBN: </label>8121909686. 
<br/><br/><label>LCCN: </label>83011625  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research.
<br/><br/><label>LC Class. No.: </label>T57.6  / .H374 1983 
<br/><br/><label>Dewey Class. No.: </label>0034  / GUP