Hays, Samuel . <br/><br/>
An Outline of Statistics /  Textual Documents 
Samuel Hays. 
 - 6th ed. / 
 - London :  Longmans, Green & Co. ,  1962. 
 - 313p. ;  17cm. 
<br/><br/><label>Subjects--Index Terms: </label>Statistics T/G-Statistics 
<br/><br/><label>Dewey Class. No.: </label>311