Niles, Nathan O. <br/><br/>
Algebra and trigonometry / 
Nathan O. Niles 
 - New York :  John Wiley & Sons,  1965 
 - 399 p. :  ill. ;  24 cm. 
<br/><br/><label>LCCN: </label>65-016422 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry<br/>Algebra