Koo, Delia. <br/><br/>
Elements of Optimization with Applications in Economics and Business /  

 - 1st ed /  
 - New York 10010 :   Springer-Verlag ,   1980 
 - p.220 :  
<br/><br/><label>ISBN: </label>0-387-90263-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Optimization
<br/><br/><label>Dewey Class. No.: </label>B:(X)  / L7