TY - BOOK AU - Stephenson,D. AU - Shemag,E.M. AU - Chaoka,T.R. ED - International Conference on Water Resources of Arid and Semi Arid regions of Africa (Wrasra) TI - Water resources of arid areas: proceedings of the international conference on water resources of arid and semi-arid regions of Africa, Garborone, Botswana, 3-6 August 2004 SN - 9780415359139 PY - 2004/// CY - Leiden, London PB - A. A. Balkema KW - Water-supply KW - Congresses KW - Water resource development N1 - Includes bibliographical references and index ER -