Ground water in eastern, central, and southern Africa
- New York United Nations 1989
- p.
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