Cordin, P.W. <br/><br/>
Numbers in mathematics:   book 6 / 

 - Great Britain:  Macmillan and Co Ltd,  1970. 
 - 48p.:   col ill.; 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics - for children.
<br/><br/><label>Dewey Class. No.: </label>510