Cohen, David <br/><br/>
Precalculus with unif-circle trigonometry / 
By D. Cohen. 
 - 3rd ed. 
 - Pacific Grove :  Brooks/Cole,  1998. 
 - XV, 882 p., 157 p. :  figs. ;  28 cm. 
<br/><br/>Index: 1-8 
<br/><br/><label>ISBN: </label>0-534-35275-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics