Kalavathy, S. <br/><br/>
Operations Research / 
By S Kalavathy. 
 - 2nd ed. 
 - New Delhi :  Vikas Publication House P Ltd,  2005. 
 - 536 p. ;  00 cm. 
<br/><br/><label>Dewey Class. No.: </label>658.40  / KAL