APA (7th ed.) Citation
Weligamage, P., Barker, R., Hussain, I., Amarasinghe, U. A., & Samad, M. (2002). World irrigation and water statistics 2002: With a guide to data sources. International Water Management Institute.
Chicago Style (17th ed.) Citation
Weligamage, Parakrama, Randolph Barker, Intizar Hussain, Upali A. Amarasinghe, and Madar Samad. World Irrigation and Water Statistics 2002: With a Guide to Data Sources. International Water Management Institute, 2002.
MLA (9th ed.) Citation
Weligamage, Parakrama, et al. World Irrigation and Water Statistics 2002: With a Guide to Data Sources. International Water Management Institute, 2002.
Warning: These citations may not always be 100% accurate.