HIGHER TRIGONOMETRY 

 - KOLKATA  U.N.DHAR & SONS  1933 
 - 288:  18CM. 
<br/><br/> Do9nated by Paran Bhuyan, Melachakar, Sibsagar on 11.03.2019 
<br/><br/><label>Subjects--Index Terms: </label>Mathematics 
<br/><br/><label>Dewey Class. No.: </label>510 DAS