Conover, W.J. <br/><br/>
Practical monparametric statistics 
/ W.J. Conover, ... 
. - New York  : John Wiley & Sons , 1971
. - 453 p.  ; 23 cm. 
<br/><br/><label>ISBN: </label>0471168513 
<br/><br/><label>Source: </label> Don UCL 
<br/><br/><label>Universal Decimal Class. No.: </label>311.