Walker, Helen M. . <br/><br/>
Elementary Statistical Methods /  

 - Calcutta :   Oxford & IBH Publishing Co. ,   1982 
 - xvi, 302p ;  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics <Graphic>
<br/><br/><label>Dewey Class. No.: </label>B28  / K5;1