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2by Stewart, J.I., ECWA, Beirut (Lebanon) eng, International Expert Consultation on Irrigation and Agricultural Development eng 24 Feb 1979 Baghdad (Iraq), Westcot, D.W., Macksoud, S.W., Azar, N., Condos, A., Johl, S.S. (ed.), FAO, Rome (Italy) eng
Published 1980Texto bibliotecaFAO IT