Stern, Peter H. <br/><br/>
Small scale irrigation  : a manual of low-cost water technology 
Peter H. Stern 
 - 1ª ed., reimpr 
 - Nottingham  Russell Press  1982 
 - 152 p.  il. n.  22 cm 
<br/><br/><label>ISBN: </label>0903031647 
<br/><br/><label>Subjects--Index Terms: </label>Riego