Loney, S. L. <br/><br/>
Plane trigonometry: An elementary course, exchanging the use of imaginary quantities 

 - New Delhi  S. Chand and Com.   1988 
 - 327p. 
<br/><br/><label>ISBN: </label> RS 20.00 
<br/><br/><label>Source: </label> RS 20.00 
<br/><br/><label>Dewey Class. No.: </label>516.2 LON