Downie Heath <br/><br/>
Basic statistical methods / 
by Health Downie 
 - 3rd ed. 
 - New York :  Harper & Row Publishers,  1959. 
 - 356p. : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic statistics
<br/><br/><label>Dewey Class. No.: </label>519.5  / DOW.B