@book{50407,
	author = {United Nations.},
	title = {World population prospects as assessed in 1963.},
	publisher = {United Nations},
	year = {1966.},
	series = {United Nations. Dept. of Economic and Social Affairs. Population studies},
	address = {New York},
	note = {"United Nations publication. Sales no.: 66.XIII.2."}
}
