Cita APA (7a ed.)
Sharma, B. R., Amarasinghe, U. A., & Cai, X. (2009). Assessing and improving water productivity in conservation agriculture systems in the Indus-Gangetic Basin.
Cita Chicago Style (17a ed.)
Sharma, Bharat R., Upali A. Amarasinghe, y X.L Cai. Assessing and Improving Water Productivity in Conservation Agriculture Systems in the Indus-Gangetic Basin. 2009.
Cita MLA (9a ed.)
Sharma, Bharat R., et al. Assessing and Improving Water Productivity in Conservation Agriculture Systems in the Indus-Gangetic Basin. 2009.
Precaución: Estas citas no son 100% exactas.