Worthington Maulfry <br/><br/>
Children's mathematics : Making marks, making meaning 

 - London, UK  Paul Chapman Publishing   2003 
 - xi,242p. 
<br/><br/><label>ISBN: </label>0-7619-4070-7 
<br/><br/><label>Source: </label>Reference 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Elementary education - Mathematics