Heritage, Raymond S. <br/><br/>
Learning mathematics : book 2   

 - London :   Penguin,   1965. 
 - VII, 500 ;  
<br/><br/><label>ISBN: </label>0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical Sciences
<br/><br/><label>Dewey Class. No.: </label>510  / HER