Challenges in African hydrology and water resources
Walling, D. E.
Foster, Stephen S. D.
Wurzel, P.
International Association of Hydrological Sciences.
Wallingford International Association of Hydrological Sciences
1984
Proceedings of the Harare Symposium, July 1984, convened and organized by the Ministry of Water Resources and Development and the Department of Civil Engineering, University of Zimbabwe, in cooperation with UNEP, UNESCO, WMO, IAH and IAHS
Hydrology