Black, J. <br/><br/>
Essential mathematics for economists / 
J. Black and J. F. Bradley 
 - 2nd ed. 
 - Chichester :  John Wiley,  1980, repr. 1983. 
 - x, 316 p. :  ill. ;  23 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>047127660X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510.2433