Barua, Dr. Mahendra Nath, <br/><br/>
Uchhatar  Madhyamik  Trigonometry 

 - 1st /   1988. 
 - Ghy:  Arun  Prakash,  1988. 
 - 170p. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Mathematics, Trigonometry. 
<br/><br/><label>Dewey Class. No.: </label>516.24