John Wishart <br/><br/>
Principles and practice of field experimentation 

 - 2nd Ed 
 - Cambridge  W Heffer and Sons Ltd  1955 
 - 133p 
<br/><br/>John Wishart & H. G. Sanders: Principles and practice of field experimentation.  (2nd Ed)  Cambridge.  W Heffer and Sons Ltd, 1955.--(519.502463WIS)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>519.502463  / WIS