Larson, Ron. <br/><br/>
Algebra and trigonometry :  a graphing approach / 
Ron Larson, Robert P. Hostetler, Bruce H. Edwards ; with the assistance of David C. Falvo. 
 - 3rd ed. 
 - Boston :  Houghton Mifflin,  c2001. 
 - xxii, 834 p. :  ill. (some col.) ;  27 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0618052879 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra.<br/>Trigonometry.