Blitzer, Robert. <br/><br/>
Precalculus /  Essentials 
Robert Blitzer. 
 - Third ed. 
 - Upper Saddle River, NJ :  Pearson Prentice Hall,  c2007. 
 - xxvi, 1054, 6, 94, 9, 2 p. :  ill. (some col.) ;  29 cm. +  1 CD-ROM (4 3/4 in.)