Haylock, Derek <br/><br/>
Understanding mathematics for young children/ 
Derek Haylock and Anne Cockburn. 
 - 4th Edition. 
 - Los Angeles:  SAGE Publication, Inc.,  ©2013. 
 - xiv, 325 pages:   color illustrations;  24 cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>978-1-4462-4866-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Elementary)
<br/><br/><label>Dewey Class. No.: </label>DC 372.7044  / H33