Jagan Mohan rao <br/><br/>
The Fascinating Triangular Numbers 

 - 1st 
 -  "Neelkamal,Hyd"  2009 
<br/><br/> YES 
<br/><br/><label>ISBN: </label>81-86804-90-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Triangular Numbers Mathematics 
<br/><br/><label>Dewey Class. No.: </label>