Haylock, Derek <br/><br/>
Mathematics explained for primary teachers/ 
Derek Haylock 
 - 4th ed. 
<br/><br/> College of Education  Bachelor of Elementary Education 
<br/><br/><label>ISBN: </label>978-1-84860-197-0 
<br/><br/><label>Dewey Class. No.: </label>372.7 H32