Ground water in eastern, central, and southern Africa (New York United Nations, 1989)
f------ 320 p. ; 28 cm. At head of title: Department of Technical Co-operation for Development "United Nations publication sales no. E.88.II.A"--T.p. verso "ST/TCD/6." "03950"--T.p. verso p. 315-318 NHAH
Keywords: Groundwater- -- Africa