Barnett, Raymond A. <br/><br/>
Precalculus : 

 - 2nd ed. 
 - New York :  McGraw-Hill,  c1989. 
 - xxi, 693, [78] p. :  ill. ; 
<br/><br/>Includes Index  
<br/><br/><label>ISBN: </label>0070039380 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Functions.<br/>Algebra
<br/><br/><label>National Library of Medicine Call No.: </label>QA21