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

 - 1st ed., rev. 
 - New York  Henry Holt  1958 
 - xvi, 302 p. 
<br/><br/><label>ISBN: </label>154873 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistical mathematics
<br/><br/><label>Dewey Class. No.: </label>519.5  / WAL