Abbott, Paul  <br/><br/>
Understand Trigonometry 

 - New York  : McGraw-Hill,  2010. 
 - xi, 194p.  : ill.  ; 20cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>978-1-444-10277-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry
<br/><br/><label>LC Class. No.: </label>QA531.A23