APA
Ekanayake R., Gorendeldt David & International Irrigation Management Institute. (1987). Organizational Aspects Of Irrigation Management At Dewahuwa Tank During Yala 1986. Colombo: International Irrigation Management Institute.
Chicago
Ekanayake Ratnasiri, Gorendeldt David and International Irrigation Management Institute. 1987. Organizational Aspects Of Irrigation Management At Dewahuwa Tank During Yala 1986. Colombo: International Irrigation Management Institute.
Harvard
Ekanayake R., Gorendeldt David and International Irrigation Management Institute. (1987). Organizational Aspects Of Irrigation Management At Dewahuwa Tank During Yala 1986. Colombo: International Irrigation Management Institute.
MLA
Ekanayake Ratnasiri, Gorendeldt David and International Irrigation Management Institute. Organizational Aspects Of Irrigation Management At Dewahuwa Tank During Yala 1986. Colombo: International Irrigation Management Institute. 1987.