GUPTA P. K HIRA, D.S. <br/><br/>
INTRODUCTION TO OPERATIONS RESEARCH 

 - 1st Ed. 
 -  S. Chand &  Company Ltd, New Delhi   1995 
<br/><br/><label>ISBN: </label>81-219-0810-8 
<br/><br/><label>Dewey Class. No.: </label>658.403 4  / GUP/I