Spear, Mary Eleanor. <br/><br/>
Charting statistics. 

 - New York :  McGraw-Hill,  1952. 
<br/><br/><label>LCCN: </label>51012648 /L 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics -- Graphic methods.--Statistics -- Graphic methods.<br/>Statistics
<br/><br/><label>LC Class. No.: </label>HA31  / .S65 
<br/><br/><label>Dewey Class. No.: </label>311.26