Michael Sullivan <br/><br/>
Precalculus: concepts through functions, a right triangle approach to trigonometry 

 - 2nd 
 - Boston  Pearson Education, Inc.  2011 
 - 898 p 
<br/><br/><label>ISBN: </label>0- 321- 64508- 1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Functions- textbook
<br/><br/><label>LC Class. No.: </label>QA 331.3 .S9238/