Lial, Margaret L. <br/><br/>
Trigonometry / 
Margaret L. Lial, E. John Hornsby, Jr., David I. Schneider. 
 - 6th  
 - New York   Addison-Wesley,  1997. 
 - xxiii, 422p. :ill.;  Hbk. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0673995534 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry.
<br/><br/><label>LC Class. No.: </label>QA531.L5 1997 
<br/><br/><label>Dewey Class. No.: </label>516.24