Wetherill, G. Barrie. <br/><br/>
Sequential methods in statistics   
by G. Barrie Wetherill. 
 - London  Methuen & Co. Ltd.  1966 
 - x, 218p. 
 - Methuen's monographs on applied probability and statistics .
<br/><br/><label>Dewey Class. No.: </label>519.535  / N661