Davis, Andrew & Pettit, Deirdre (editors) <br/><br/>
Developing Understanding in Primary Mathematics 
By Andrew Davis & Deirdre Pettit (editors) 
 - London  The Falmer Press  1994 
 - v, 170 pages, 24 cm. 
<br/><br/><label>ISBN: </label>0-7507-0357-1 
<br/><br/><label>Dewey Class. No.: </label>372.7 D49 1994