Economic and demographic change issues for the 1980's proceedings of the conference, Helsinki, 1978 = Actes de congres mutations economiques et demographiques : perspectives pour les annees 1980.

Manylion Llyfryddiaeth
Awduron Corfforaethol:	Conference on Economic and Demographic Change : Issues for the 1980's, International Union for the Scientific Study of Population, Actes du congres mutations economiques et demographiques : perspectives pour les annees 1980
Fformat:	Llyfr
Iaith:	English
Cyhoeddwyd:	Liege International Union for the Scientific Study of Population c1979.
Pynciau:	Demography > Economic aspects. Economic development.