Gupta, P.K. <br/><br/>
Problems in operations research :  Principles and solutions / 
P.k. Gupta and D.S.Hira. 
 - New Delhi :  S. Chand and Sons,  1991 
 - 1078 p. :  ill.   21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Operations research. 
<br/><br/><label>Dewey Class. No.: </label>5  / PRE 1991