Madden Paul <br/><br/>
Concavity and optimization in microeconomics 
Madden Paul 
 -  1986 
 - xii,313p.  cm. 
<br/><br/><label>ISBN: </label>0631141928 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X:71:(B7:3), M6/TD1;4