sullivan, Michael. <br/><br/>
Precalculus / 
Michael Sullivan. 
 - 9th ed. 
 - Boston: Pearson Prentice Hall,   2012. 
 - xxx, 556p +other pages.:    ill. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>9780321716835 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra--textbooks<br/>Trigonometry-- textbooks
<br/><br/><label>LC Class. No.: </label>QA 154.3 SUL 2012.