Hegarty, John. <br/><br/>
Calculus for the management and social sciences / 

 - Boston :  Allyn and Bacon,  c1980. 
 - xii, 497 p. : 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0205068863 : 
<br/><br/><label>Dewey Class. No.: </label>515  / HEG