Khan, S.A. Operation of deep tubewells intwelve thans of Bangladesh : and evaluation report / S.A. Khan, Z. Rahman & S. H. Sarker - Dhaka : Bangladesh Institute of Development Studies (BIDS) , 1943 - 63p. : ill. ; 32 cm. Subjects--Topical Terms: TubewellsProject evaluationRural areas--Bangladesh Gov. Doc. Class. No.: BAN BIDS Misc-230