Vasishtha,A.R <br/><br/>
Trigonometry 
by A.R.Vasishtha 
 - 26th 
 - Meerut  Krishna Prakashan Media(P) Ltd.  2018 
 - viii,T-124 
<br/><br/><label>ISBN: </label>938814015-X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>516.24  / VAS