Bittinger, M, et..al <br/><br/>
Precalculus:  Graphs and models/ 
By Marvin L. Bittinger, Judith A. beecher, David J. Ellenbogen and Judith A. Penna. 
 - 4th. ed. 
 - Boston:  Pearson/Addison Wesley,  2009. 
 - xxv, 994 p.: 
<br/><br/><label>ISBN: </label>139780321525345 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>LC Class. No.: </label>QA39.3  / BIT2009