Sparks, fred W. <br/><br/>
Plane trigonometry  Fred W. Sparks 

 - 8th 
 - New Jersey  Prentice-Hall  1984 
 -  xiv,331p. 
<br/><br/> Includes index 
<br/><br/><br/>eng. 
<br/><br/><label>ISBN: </label>0136792251 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry, Plan
<br/><br/><label>Dewey Class. No.: </label>516.24  / SPP