@book{42794,
	author = {Kumar Biswas, Asim },
	title = {Crop diversity of Bangladesh : a regional study /},
	publisher = {University of Dhaka,},
	year = {2009.},
	address = {Dhaka :},
	note = {Thesis (MS )--Department of Geography & Environment, University of Dhaka, Session : 2004-2005}
}