Johnson, Robert. <br/><br/>
Elementary statistics / 
Robert Johnson. 
 - 4th edition. 
 - Boston :  Duxbury Press,  c1984. 
 - xv, 557 pages :  Illustrations ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0871504065 
<br/><br/><label>LCCN: </label>83011557 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics.
<br/><br/><label>LC Class. No.: </label>QA276.12  / .J64 1984 
<br/><br/><label>Dewey Class. No.: </label>519.5