Appraisal of an agricultural development project : the Gambia. - Washington D. C. : World Bank (WB) , 1972 - various pages : ill. ; 28 cm. - Report, no. PA-142a . Includes bibliographical references. Subjects--Topical Terms: Irrigation--GambiaRural development --Gambia Gov. Doc. Class. No.: UN WB IDA R-PA-142a