Hoffman, Laurence D. <br/><br/>
Calculus for business, economics and the social and life sciences /    
by Laurence D. Hoffman, Gerald L. Badley. 
 - 4th ed. 
 - New York :   McGraw-Hill,   1989. 
 - xiv, 748 p. :    ill.;    24 cm. 
<br/><br/>  Includes index. 
<br/><br/><label>ISBN: </label>0070293341 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calculus.--------
<br/><br/><label>Dewey Class. No.: </label>515