详细记录
符号***
标题Gambia. Well drilling in the Gambia : final report / Polservice.
日期Poland : UN, 1980.
描述
1 vol. and 5 annexes (in case) : charts, maps, tables.
备注
Prepared by Polservice for the United Nations acting as executing agency for UNDP. Project symbol : CILSS-GAM-204.