Place Value 

 - oxford:  Heineann,  1998. 
 - 28p.;  ill.;  28cm 
<br/><br/><label>ISBN: </label>0435023799 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics<br/>P.M.P Collection
<br/><br/><label>Dewey Class. No.: </label>510  / BRO