citation
Dayaratne, M. H. S.; Wickramesinghe, G. (Eds.) 1990. Role of nongovernmental organizations in the improvement of minor irrigation systems in Sri Lanka: proceedings of a Workshop held at Digana Village, Kandy, Sri Lanka, 17-18 March 1989. Colombo, Sri Lanka: International Irrigation Management Institute (IIMI). viii, 56p. (IIMI Working Paper 018)