Dubois, E. N. <br/><br/>
Essential methods in business statistics 
by E. N. Dubois 
 - New York  McGraw-Hill  1964 
 - 238p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics
<br/><br/><label>Dewey Class. No.: </label>I5511 D853