Wallis, W. Allen <br/><br/>
Statistics, a new approach, 
by W. Allen Wallis and Harry V. Roberts. 
 - Glencoe, Ill.,  Free Press  [1956] 
 - 646 p.  illus.  25 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics.
<br/><br/><label>Universal Decimal Class. No.: </label>311.2