@book{84343,
	author = {Baki, Abu Naser Muhammad Abdul and Mondal, Md. Nazrul iIslam, Supervisor},
	title = {Determinants of  life Expectancy in the who Health Regions :},
	publisher = {Institute of Environmental Sciences, University of Rajshahi,},
	year = {2022},
	address = {Rajshahi :}
}