Tekriwal, Gaurav <br/><br/>
Maths sutra :  the art of vedic speed calculation 

 - Haryana:  Penguin Books,  2015. 
 - xvi, 310 p. 
<br/><br/><label>ISBN: </label>9780143425021 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic<br/>Maths
<br/><br/><label>Dewey Class. No.: </label>513.2076 TEK