Koenker,Robert <br/><br/>
Methods for Improving Problem Solving in Arithmetic 

 - India: 
 - 22p.;  25cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic<br/>D.A. Perera Collection
<br/><br/><label>Dewey Class. No.: </label>513  / KOE