Snedecor, George W.  1881-1974 <br/><br/>
Statistical methods / 
George W. Snedecor, William G. Cochran. 
 - 6th ed. 
 - Ames:   Iowa State University Press,   1974.  
 - xiv, 593 p. :  ill., tables ;  24 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0813815606 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics<br/>Στατιστική
<br/><br/><label>Dewey Class. No.: </label>519.5