BLACK, J. <br/><br/>
Essential Mathematics for Economists. 

 - 2nd Ed, 
 - New York,  John Wiley & Sons  1980 
 - x, 316p. 
<br/><br/><label>ISBN: </label>0-471-27659-6 
<br/><br/><label>Dewey Class. No.: </label>510.24