@book{175477,
	author = {United Nations.},
	title = {Concise report on the world population situation in 1993 :},
	publisher = {United Nations,},
	year = {1979.},
	series = {Population studies ; no. 63},
	address = {New York :},
	note = {"United Nations publication. Sales no. E.78.XIII.9."}
}