Johnson, N. L.  <br/><br/>
Statistics :  an intermediate text book / 
N. L. Johnson & H. Tetley 
 - Cambridge :  Published for the Institute of Actuaries and the Faculty of Actuaries at the University Press ,  1950 
 - 2 vols. :  ill. ;   19 cm.  
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics
<br/><br/><label>Dewey Class. No.: </label>311  / JOH-2