@book{233052,
	author = {Begum, Monira.},
	title = {Biogas and organic fertilizer production from Azolla Pinnata R. Brown [Ph. D. thesis] /},
	publisher = {University of Dhaka,},
	year = {2016.},
	address = {Dhaka :},
	note = {Thesis (Ph.D.)--Department of Botany, University of Dhaka, Session: 2102-2013.
}
}