Heritage,Raymond S. <br/><br/>
Learning Mathematics : Book One 

 - Australia :   Penguin Books,  1966. 
 - 273 p.;  22 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510.7  / HER