RIDER , PAUL R. <br/><br/>
Plane and spherical trigonometry :   with tables/ 
RIDER , PAUL R. 
 - New York :   The Macmillan Company,   c1971. 
 - xiv, 142 pages :   illustrations ;   21 cm. 
<br/><br/><label>ISBN: </label>971-08-1918-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. Trigonometry.