Trigonometry 
Pawan Saxena 
 - 1st 
 -  Crescent  2015 
 - 245 
<br/><br/><label>ISBN: </label>9788183423588 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Crescent
<br/><br/><label>Dewey Class. No.: </label>516.15  / SAX