@book{9470,
	author = {Naciones Unidas. Departamento de Asuntos Económicos y Sociales},
	title = {Demographic yearbook : annuaire demographique 1963, special topic, population census statistics II},
	publisher = {Organización de las Naciones Unidas, },
	year = {1962.},
	address = {New York : },
	edition = {15th ed.}
}