Walker Helen M <br/><br/>
Elementary statistical methods 

 -  1958 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>61717 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics
<br/><br/><label>Dewey Class. No.: </label>B28, J810