Lial, Margaret L. <br/><br/>
Trigonometry / 

 - Glenview, Ill. :  Scott, Foresman,  c1977. 
 - 312 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0673150534 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry.
<br/><br/><label>Dewey Class. No.: </label>516 SCO 1977 A033 Or.