@book{41942,
	title = {Acute toxicity of Chlorpyrifos (48 EC) to singi fish, Heteropneustes fossilis (Bloch,1794) / },
	publisher = {University of Dhaka, },
	year = {2012.},
	address = {Dhaka : },
	note = {Thesis (MS) -- Department of Zoology, University of Dhaka, 2005-2006
}
}