Black, John, 1931-  Black, John, 1931- <br/><br/>
Essential mathematics for economists / 
[by] J. Black [and] J.F. Bradley. 
 - London ; New York :  London ; New York :  J. Wiley,  [c1973] 
<br/><br/><label>ISBN: </label>0471077100 0471077135 (pbk.) 
<br/><br/><label>LCCN: </label>73002778 //r84 
<br/><br/><label>Nat. Bib. No.: </label>GB*** 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics, Mathematical.
<br/><br/><label>LC Class. No.: </label>HB135  / .B54 
<br/><br/><label>Dewey Class. No.: </label>510/.2/4339