Economic and Social Commission for Western Asia & International Center for Agricultural Research in the Dry Areas. (2003). Enhancing agricultural productivity through on-farm water-use efficiency: An empirical case study of wheat production in Iraq. United Nations.
Παραπομπή σε μορφή Chicago (17η εκδ.)Economic and Social Commission for Western Asia και International Center for Agricultural Research in the Dry Areas. Enhancing Agricultural Productivity Through On-farm Water-use Efficiency: An Empirical Case Study of Wheat Production in Iraq. New York: United Nations, 2003.
Παραπομπή σε μορφή MLA (9th εκδ.)Economic and Social Commission for Western Asia και International Center for Agricultural Research in the Dry Areas. Enhancing Agricultural Productivity Through On-farm Water-use Efficiency: An Empirical Case Study of Wheat Production in Iraq. United Nations, 2003.