Loney, S. L  - <br/><br/>
Plane trigonometry part 1 & 2  - 

 - 
 - Lond,  Macmillan  1967 
 - 
<br/><br/>
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry Trigonometry 
<br/><br/><label>Dewey Class. No.: </label>514.5/LOP