Buffa Elwood <br/><br/>
Essentials of management science:Operation research 
Buffa Elwood; Dyer james S 
 - New York       John-Wiley          1978 
 - xiii, 515p.  cm. 
<br/><br/><label>Standard No.: </label>34442 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B2893, L8