Bazaraa,Mokhtar S. <br/><br/>
Linear programming and network flows / 
Bazaraa,Mokhtar S. 
 - 2nd ed. 
 - New York:  John wiley,  1977. 
 - xiv,684p;25cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0471512842 
<br/><br/><label>Dewey Class. No.: </label>519.72 BAZ