@book{201463,
	author = {United Nations.},
	title = {Demographic yearbook.},
	publisher = {Dept. of Economic and Social Affairs, Statistical Office, United Nations.},
	series = {<1974->: [Document] - United Nations, ST/ESA/STAT/ser. R},
	address = {New York [etc.]},
	note = {Yearbooks for 1948- issued with the United Nations publications sales no.: 1949.XIII.1.}
}