Beecher, Judith A. <br/><br/>
Precalculus / 
Judith A. Beecher, Judith A. Penna, Marvin L. Bittinger. 
 - 4th ed. 
 - Boston :  Pearson Addison Wesley,  c2012. 
 - p. cm. 
<br/><br/><label>ISBN: </label>0321693973 
<br/><br/><label>LCCN: </label>2010034969 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra--Textbooks.<br/>Trigonometry--Textbooks.
<br/><br/><label>LC Class. No.: </label>QA152.3  / .B45 2012 
<br/><br/><label>Dewey Class. No.: </label>512.13  / BJP