@book{175142,
	author = {United Nations. and Sudan.},
	title = {Population growth and manpower in the Sudan :},
	publisher = {United Nations,},
	year = {1964.},
	series = {Population studies / United Nations. Dept. of Economic and Social Affairs ;},
	address = {New York :},
	note = {United Nations. [Document] ST/SOA/ser.A/37.}
}