Charging for irrigation water the issues and options, with a case study from Iran Perry, C. J. creator text ce Colombo, Sri Lanka Inetrnational Water Management Institute 2001 2001 monographic eng 17 p. : mapas ; tablas /by C. J. Perry Irrigación Irán Agua para irrigacion </titleInfo> <name type="corporate"> <namePart>International Water Management Institute</namePart> <namePart/> </name> </relatedItem> <relatedItem type="series"> <titleInfo> <title>Research report ; 52 9290904275 93107 061130 20220817044135.0