Cita APA (7a ed.)
Ahmed, S., Shakoor, A., Ullah, M. K., & Aghar, M. (2004). Is water scarcity a real constraint for meeting the future food requirements of Pakistan?
Cita Chicago Style (17a ed.)
Ahmed, S., A. Shakoor, Muhammad Kaleem Ullah, y M.N Aghar. Is Water Scarcity a Real Constraint for Meeting the Future Food Requirements of Pakistan? 2004.
Cita MLA (9a ed.)
Ahmed, S., et al. Is Water Scarcity a Real Constraint for Meeting the Future Food Requirements of Pakistan? 2004.
Precaución: Estas citas no son 100% exactas.