National Council of Educational Research and Training <br/><br/>
Math- magic book-4 

 - New Delhi  National Council Of Educational  Research And Training  2014 
 - 170 
<br/><br/><label>ISBN: </label>81-7450698-5 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>510