Hardy, James G. <br/><br/>
Short course in trigonometry / 

 - New York:  Macmillan Company,  1940. 
 - ix, 142 p. :  ill. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plane trigonometry<br/>Applied mathematics<br/>Mathematical functions
<br/><br/><label>Dewey Class. No.: </label>516.24  / HAR