Gupta, Prem Kumar . <br/><br/>
Operations research / 
Prem Kumar Gupta, D.S. Hira. 
 - Ram Nagar, New Delhi :  S. Chand & Company Ltd.,   1999 
 - xvi, 1055 p. :    ill.   i21 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations Research.
<br/><br/><label>Dewey Class. No.: </label>3  / PRE