Ball, George W. <br/><br/>
Talking and learning :  primary maths for the national curriculum / 
George Ball with the Lakatos Primary Mathematics Group. 
 - Oxford:   c Basil Blackwell,   1990.  
 - 126 p. :  ill. ;  25 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0631904255 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510