Baley, John D. <br/><br/>
Trigonometry 
John D. Baley, Gary Sarell. 
 - 3rd ed. 
 - New York  McGraw-Hill  c1996. 
 - xv, 412 p.  ill.  26 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0070051887 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plane trigonometry.