New thinking in school mathematics. 

 - [Paris,  1961] 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>LCCN: </label>62002080 /L 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics -- Study and teaching.--Mathematics -- Study and teaching.
<br/><br/><label>LC Class. No.: </label>QA11  / .O74