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1Water knowledge transfer; proceedings of an international conference - v. 1-2 Water knowledge transfer; proceedings of an international conference - v. 1-2by Grigg, N.S., Int. Conf. on Transfer of Water Resources Knowledge eng 29 Jun 1977 2 Fort Collins, Colo. (USA), Schneider, K.L., Hall, W.A., Vlachos, E., Wengert, N.I.
Published 1978Texto bibliotecaFAO IT