Hillier, Frederick S., <br/><br/>
Introduction to operations research/ 
Fedrick S Hillier, Gerald J. Lieberman 
 - 11th edition 
 - New York :  McGraw-Hill Education,  2021. 
 - xxvii, 964 pages :  illustrations ;  25 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9781260575873 (paperback) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research.