Snedecor, George W. <br/><br/>
Statistical Methods. 

 - USA;  Iowa State University,  1980 
 - xvi, 507 p ; (Rk#6.a Sh#04) 
<br/><br/><label>ISBN: </label>0813815606 
<br/><br/><label>Source: </label> Hayat Muhammad Awan 
<br/><br/><label>Dewey Class. No.: </label>519.5