@book{42295,
	title = {Optimal percentage of dry season water area to protect as fish sanctuary in Maliat-Goakhola Beel, Narail /},
	publisher = {University of Dhaka, },
	year = {2006.},
	address = {Dhaka :},
	note = {Thesis (MS )--Department of Zoology, University of Dhaka, Session : 2001-2002.}
}