Hoffmann, Laurence D.,  1943- <br/><br/>
Calculus for Business, Economics, and the Social and Life Sciences 
 Calculus 
Laurence D. Hoffmann, Gerald L. Bradley, with Kenneth H. Rosen. 
 - EIGHTTH EDITION 
 - Boston :  McGraw Hill Higher Education,  2004. 
 - 728 pages  ill. (some col.) ;  26 cm.