Hoffman, Laurence d. <br/><br/>
Calculus:  for business, economics, and the social and life sciences/ 
Laurence D. Hoffman and Gerald L. Bradley. 
 - Fourth Edition 
 - New York:  McGraw-Hill Book Company,  © 1989. 
 - xiv,748 pages;  25 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>971-08-4608-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calculus
<br/><br/><label>Dewey Class. No.: </label>DC 515  / H67