@book{206061,
	author = {AA.VV.},
	title = {Step-by-step Guide to the Estimation of Child Mortality},
	publisher = {United Nations},
	year = {1989},
	address = { New York},
	edition = {1a ed.},
	note = {United Nations, Department of International Economic and Social Affairs / infanzia, mortalità, teoria, comparazione / }
}