Farmers Research in Practice Lessons from the Field 

 - UK  Intermediate Technology Publications   1997 
<br/><br/><label>ISBN: </label>1-85339-392-4 
<br/><br/><label>LC Class. No.: </label>630.72/FAR  / 2 
<br/><br/><label>Dewey Class. No.: </label>630.72/FAR  / 2