McKeague, Charles P. <br/><br/>
Trigonometry / 
Charles P. McKeague, Mark D. Turner 
 - 6th ed. 
 - Belmont, CA  :  Thomson Brooks Cole ,  2008 
 - xv, 500 p. :  ill. ;  26 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9780495386261 049538626X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry<br/>Trigonometry--Textbooks