Das, B.C.  Mukherjee, B.N. <br/><br/>
Higher trigonometry  x 

 - 23 
 - Calcutta  U.N. Dhur  1986 
 - xvi, 288 
<br/><br/>x 
<br/><br/><label>ISBN: </label>x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry Trigonometry 
<br/><br/><label>Dewey Class. No.: </label>516.24/D229h