Preliminary investigation of ground-water and experimentation of pumping systems : Gambia : project findings and recommendations.
ImprintNew York : UN, 1986.
ix, 94 p. : ill., charts, graphs, maps, tables.
"Prepared for the Government of Gambia by the United Nations Department of Technical Co-operation for Development acting as executing agency for the United Nations Development Programme". Project document symbol DP/UN/GAM-82-T01/1. Includes#UN map no. 3081 rev.1: Gambia#(Apr. 1981).