Niles, Nathon O. <br/><br/>
Plane trigonometry 

 - 3rd 
 - New York  John Wiley  1976 
 - 394 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry, plane
<br/><br/><label>Dewey Class. No.: </label>514.5  / NIP