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1Social and environmental aspects of desertification (in and around arid lands); proceedings of an Inter-Congress Meeting of the International Geographical Union Working Group on De... Social and environmental aspects of desertification (in and around arid lands); proceedings of an Inter-Congress Meeting of the International Geographical Union Working Group on De...by Mabbutt, J.A. (ed.), UNU, Tokyo (Japan). Programme on the Use and Management of Natural Resources eng 34234, Wilson, A.W. (ed.), International Geographical Union, Freiburg-Breisgau (Germany, F.R.). Working Group on Desertification in and around Arid Lands eng
Published 1980Texto bibliotecaFAO IT