Gupta, Prem Kumar. <br/><br/>
Problems in Operations Research :  principles and solutions/ 
Prem Kumar Gupta and D. S. Hira. 
 - New Delhi :  S. Chand & Company,  1991. 
 - xi, 1171 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 261-266. 
<br/><br/><label>ISBN: </label>8121909686. 
<br/><br/><label>LCCN: </label>84218378  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research.
<br/><br/><label>LC Class. No.: </label>T57.6  / .E45 1984 
<br/><br/><label>Dewey Class. No.: </label>658.322  / GUP.