Black, John <br/><br/>
Essential mathematics for economists 
J. Black, J. F. Bradley. 
 - 2d ed. 
 - Chichester [Eng.]  New York  J. Wiley  c1980. 
 - x, 316 p.  ill.  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0471276596  £12.50 047127660X (pbk.)  £5.00. 
<br/><br/><label>LCCN: </label>79040826 //r89 
<br/><br/><label>Nat. Bib. No.: </label>GB80 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics, Mathematical
<br/><br/><label>LC Class. No.: </label>HB135  / .B54 1980 
<br/><br/><label>Dewey Class. No.: </label>510/.2/4339