Stern, Peter H. <br/><br/>
Small scale irrigation 
Peter H. Stern 
 -  Intermediate Technology Publications  1979 
 - p  cm 
<br/><br/><label>ISBN: </label>0903031647 
<br/><br/><label>Standard No.: </label>3543583  BNLS 
<br/><br/><label>Dewey Class. No.: </label>631.587 STE 1979