Conover, W. J. <br/><br/>
Practical nonparametric statistics 

 - 2nd ed 
 - New York  John Wiley & Sons  1971 # 1980 
 - xiv, 493  Pb 
<br/><br/><label>ISBN: </label>0-471-08457-3 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>311