Contemporary Precalculus : A graphing Approach / 
Hungerford , Thomas W. 
 - 4th ed.  
 - Australia :  Brooks/cole-Thomson Learning,  c2004 
 - xvii,1006pages :  ill.som. col. ;  26cm. 
<br/><br/><label>ISBN: </label>0 534 40338 7 
<br/><br/><label>Subjects--Topical Terms: </label>--mathematics
<br/><br/><label>Dewey Class. No.: </label>515 HUN