Teaching primary mathematics 
J. A. Glenn 
 - London  Harper & Row  1977 
 - vii, 110 p. :  ill. ;  22 cm. 
<br/><br/>Includes bibliographical references (p. 103-105). and index. 
<br/><br/><label>ISBN: </label>0063180715 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Elementary)