Johnson, Palmer O. <br/><br/>
Statistical method in research 

 - Tokyo :  Prentice-hall 
 - Statistics 
<br/><br/><br/>18 
<br/><br/> pbk 
<br/><br/><label>ISBN: </label>20 
<br/><br/><label>Dewey Class. No.: </label>310 JOH-S STA. 75285