Hasan, S.B

Drainage and Reclamation Institute of Pakistan status of progress till June 10, 1976 Hasan, S.B 1976 Groundwater Hydrology of Bahawalpur Area, 1965 Hasan, S.B 1965 Karachi encyclopaedia Managing editor: S. B. Hasan. Project, planning, and execution: S. Mohd. Reza 1969