Trigonometric delights 

 - India  Universities Press  1998 
 - xiv, 236  Pb 
<br/><br/><label>ISBN: </label>81-7371-206-9 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>516.24