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3ILWIS: the Integrated Land and Watershed Management Information System ILWIS: the Integrated Land and Watershed Management Information Systemby Meijerink, A.M.J. (ed.), International Inst. for Aerospace Survey and Earth Sciences, Enschede (Netherlands) eng, Valenzuela, C.R. (ed.), Stewart, A. (ed.)
Published 1988Texto bibliotecaFAO IT