Sinha, Kripanath <br/><br/>
Some indigenous techniques in improving the basic mathematical skills of secondary school children 

 - Culcutta  : Chatterjee Publishing Concern,   1987 
 - 128p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics - Study and teaching - Secondary <br/>| Mathematics - Teaching - Techniques 
<br/><br/><label>Dewey Class. No.: </label>375.51 Si6