Water for the human environment. vol. 1: Congress papers. - vol. 2: Country reports. - vol. 3: Technical sessions. - vol. 4: Special session

by 1423211767800 Chow, V.T. (ed.), 18895 World Congress on Water Resources Chicago 24-28 Sep. 1973 eng Sess. 1, 1423211767801 Csallany, S.C. (ed.), 1423211767802 Krizek, R.J. (ed.), 1423211767803 Preul, H.C. (ed.), 412806 INTERNATIONAL WATER RESOURCES ASSOCIATION (IWRA)
Published 1973