Ancient vedic mathematics 
By Vinod Kumar pandey and Purushottam Tiwari 
 - 1st ed. 
 - New Delhi:  Campus books international,  2012. 
 - 250p. 
<br/><br/><label>ISBN: </label>9788180303555 
<br/><br/><label>Subjects--Index Terms: </label>Mathematics 
<br/><br/><label>Dewey Class. No.: </label>510