Todhunter, I <br/><br/>
Plane trigonometry 

 -  Macmillan & Co. Ltd., London  1864 
 - 279 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry; Mathematics
<br/><br/><label>Dewey Class. No.: </label>516.24  TOD-P