International Water Management Institute. (1999). Multiple uses of water in irrigated areas: A case study from Sri Lanka. International Water Management Institute.
Chicago-referens (17:e uppl.)International Water Management Institute. Multiple Uses of Water in Irrigated Areas: A Case Study from Sri Lanka. Colombo: International Water Management Institute, 1999.
MLA-referens (8:e uppl.)International Water Management Institute. Multiple Uses of Water in Irrigated Areas: A Case Study from Sri Lanka. International Water Management Institute, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.