Kashyap; Poonam...(et.al.) <br/><br/>
Number theory and trignometry  English 

 - Faridabad  J.B.S. publishers  2018 
 - v.pg. 
<br/><br/><label>ISBN: </label>978-93-84009-06-9 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>514 K15N