Role Of Social Organizers In Assisting Farmer-Managed Irrigation Systems- Workshop held At Khon Kaen, Thailand From 15 to 20 May 1989 

 - IIMI  1990 
 - p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>IRRIGATION.<br/>General.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Sri Lanka, Colombo.