Johnson, Robert. <br/><br/>
Elementary statistics / 
Robert Johnson. 
 - 6th. ed. 
 -  PWS-Kent  1992. 
<br/><br/>3407 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics.
<br/><br/><label>LC Class. No.: </label>QA276  / Joh.