Ross, Sharon Cutler,  1943-. <br/><br/>
Precalculus algebra and trigonometry / 
Sharon Cutler Ross, Linda Hawkins Boyd. 
 - Pacific Grove, Calif. :  Brooks/Cole Pub. Co.,  c1991. 
 - xi, 481 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0534145507 
<br/><br/><label>LCCN: </label>90002668 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra.<br/>Trigonometry.
<br/><br/><label>LC Class. No.: </label>QA154.2  QA154.2  / .R67 1990  / .R67 
<br/><br/><label>Dewey Class. No.: </label>512/.13