@book{106915,
	title = {Studies on the relative toxicity of soe organophosphorus insecticides of side agricultural use on the larvae of culex fatigans wide /},
	publisher = {University of Dhaka,},
	year = {1973.},
	address = {Dhaka :},
	note = {Thesis (MS) -- Department of Zoology, University of Dhaka, 1973}
}