Thergaonkar, Lata <br/><br/>
Practice in mental maths : mathemind 

 - Delhi:  Vikas publishing house,  1994. 
 - 48p.;  24cm 
<br/><br/><label>ISBN: </label>0-7069-8194-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Primary Education
<br/><br/><label>Dewey Class. No.: </label>372.7  / THE