@book{1051,
	author = {Wolfson, Margaret.},
	title = {Changing approaches to population problems /},
	publisher = {Development Centre of the Organisation for Economic Co-operation and Development ;},
	year = {1978.},
	series = {Development Centre studies},
	address = {Paris :},
	note = {Issued also in French under title: Nouvelles approches aux problèmes de population.}
}