Sparks, Fred W; Rees, Paul K <br/><br/>
Plane trigonometry / 
Sparks, Fred W; Rees, Paul K 
 - 4 ed. 
 -  Prentice-Hall Co., New Jersey,  1952 
 - p. ;  22 cm. 
<br/><br/><label>ISBN: </label>9780070722002 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry; Mathematics
<br/><br/><label>Dewey Class. No.: </label>516.24 SPA-P4