APA (7th ed.) Citation

Thenkabali, P. S., & Vithanage, J. (2006). An irrigated area map of the world(1999) derived from remote sensing. International Water Management Institute.

Chicago Style (17th ed.) Citation

Thenkabali, P. S., and J. Vithanage. An Irrigated Area Map of the World(1999) Derived from Remote Sensing. Colombo: International Water Management Institute, 2006.

MLA (9th ed.) Citation

Thenkabali, P. S., and J. Vithanage. An Irrigated Area Map of the World(1999) Derived from Remote Sensing. International Water Management Institute, 2006.