International Irrigation Management Institute <br/><br/>
Research Network on Irrigation Management for Diversified Cropping in Rice-Based Systems 

 - P.O. Box 2075, Colombo, Sri Lanaka  Information Office, International Irrigation Management Institute  1989 
 -  p.148.:ill.:map. 
<br/><br/><label>ISBN: </label>9290901187 
<br/><br/><label>Universal Decimal Class. No.: </label>633.18  / DOA