Wagner, H. M. <br/><br/>
Principles of operations research 

 - New Delhi  Prentice-Hall Of India Pvt. Ltd.  1980 
 - xii,1039p.  25cm. 
<br/><br/><label>ISBN: </label>0876921624 
<br/><br/><label>Dewey Class. No.: </label> /