Liebeck, Pamela. <br/><br/>
How children learn mathematics :  a guide for parents and teachers / 
Pamela Liebeck. 
 - London :  Penguin Books,  c1984. 
 - 253 p. :  ill. ;  20 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0140134883 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Elementary).
<br/><br/><label>Dewey Class. No.: </label>510.7