Larson, Roland E. <br/><br/>
Trigonometry / 
Roland E. Larson, Robert P. Hosteller. 
 - 3rd ed. 
 - Lexington, Mass. :  D. C. Heath,  c1993. 
 - xxxi, 445p. ; 24 cm. 
<br/><br/><label>ISBN: </label>0669383177 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry.