Hoffmann, Laurence D.  <br/><br/>
Calculus for business, economics, and the Social and life sciences / 
Laurence D. Hoffmann and Gerald L. Bradley. 
 - 9th ed. 
 - Boston :  Mcgrawhill higher education ,  c2007. 
 - xxx, 758 p . :  col . ill . ;  26 cm. 
<br/><br/> includes index. 
<br/><br/><br/>eng. 
<br/><br/><label>ISBN: </label>9780073309279  TZS 10,000/= 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Culculus
<br/><br/><label>Dewey Class. No.: </label>515 HOF