Lial, Margaret L. <br/><br/>
Trigonometry / 
Margaret L. Lial, Charles D. Miller, E. John Hornsby. 
 - 5th ed. 
 - New York :  Harper Collins College Pub.,  c1993. 
 - xx, 362p. : ill. ; 24 cm. 
<br/><br/><label>ISBN: </label>0673466477 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry.