APA (7th ed.) Citation
Ullah, M., Khan, S., Christen, E., & Ahmad, H. (2002). Role of surface and groundwater in meeting crop water demand in intensive agriculture systems using a nodal network approach.
Chicago Style (17th ed.) Citation
Ullah, M.K, S. Khan, E. Christen, and H.M.N Ahmad. Role of Surface and Groundwater in Meeting Crop Water Demand in Intensive Agriculture Systems Using a Nodal Network Approach. 2002.
MLA (9th ed.) Citation
Ullah, M.K, et al. Role of Surface and Groundwater in Meeting Crop Water Demand in Intensive Agriculture Systems Using a Nodal Network Approach. 2002.
Warning: These citations may not always be 100% accurate.