Heritage, Raymond S.. <br/><br/>
Learning Mathematics Book One /  Textual Documents 
Raymond S.Heritage. 
 - 1st ed. / 
 - New York :  Penguin Books Ltd ,  1966. 
 - 270p. :  ill ;  22cm . 
<br/><br/>Index 
<br/><br/><label>Subjects--Index Terms: </label>Mathematics G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>510  / H 425 L