Ballew, Hunter. <br/><br/>
Teaching children mathematics / 
Hunter Ballew. 
 - Columbus, Ohio :  Charles E. Merrill ,  1973. 
 - xvi, 479 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0675089824 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics --Study and teaching (Elementary)