Effects of water logging on the socio-economic and environmental condition of Beel Dakatia : an empirical studiy / S. M. Faruque Hasan [MS Thesis] Hasan, S. M. Faruque Economic conditions 330.9 HAE Thesis (MS )—Department of Geography & Environment, University of Dhaka, Session : 1991-92. Bibliography: p.59-60 Dhaka : University of Dhaka, 1996. 1996. 1996 Text viii, 91 p. : eng