@book{21348,
	author = {International Symposium on Population Problems in Developing Countries and Worldwide Catholic Responsibility. and Janssen, L. H.},
	title = {Population problems and Catholic responsibility},
	publisher = {Tilburg University Press},
	year = {1975.},
	series = {Tilburg studies on development research},
	address = {[Tilburg]},
	note = {Distributed by Academic Book Services Holland, Groningen, The Netherlands.}
}