WISHART, John Sanders, H.G. <br/><br/>
Principles and practice of field experimenation / 
[by] John Wishart, H.G.Sanders 
 - 2nd ed. 
 - Cambridge  Commonwelth Agricultural Bureaux.  1958 
 - vii, 133 p. 
<br/><br/> Includes references and index. 
<br/><br/><label>Dewey Class. No.: </label>519.5072  / WIS