Walker, Helen Mary, <br/><br/>
Statistical tables;  their structure and use / 

 - New York,  Teachers college, Columbia university,  1936. 
 - v p., 1 ���., 76 p.  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics
<br/><br/><label>Dewey Class. No.: </label>311 TEA 1936 A018 Or.