Cita APA (7a ed.)
Amarasinghe, U. A., Singh, O. P., Sakthivadivel, R., & Kuppannan, P. (2009). State of irrigation in Tamil Nadu: Trends and turning points.
Cita Chicago Style (17a ed.)
Amarasinghe, Upali A., Om Prakash Singh, Ramaswamy Sakthivadivel, y Palanisami Kuppannan. State of Irrigation in Tamil Nadu: Trends and Turning Points. 2009.
Cita MLA (9a ed.)
Amarasinghe, Upali A., et al. State of Irrigation in Tamil Nadu: Trends and Turning Points. 2009.
Precaución: Estas citas no son 100% exactas.