Rangaswamy, B. S. <br/><br/>
Sura's wonders of numerals / 
by B. S. Rangaswamy 
 - Kolkata :  Sura Books,  2004 
 - 154 p. ;  17 cm. 
<br/><br/><label>ISBN: </label>8174784926 (pbk.)  Rs. 50.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Numerals
<br/><br/><label>Dewey Class. No.: </label>513