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. (1979). 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. International Union for the Scientific Study of Population.
Cita Chicago Style (17a ed.)Conference on Economic and Demographic Change : Issues for the 1980's, International Union for the Scientific Study of Population, y Actes du congres mutations economiques et demographiques : perspectives pour les annees 1980. 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. Liege: International Union for the Scientific Study of Population, 1979.
Cita MLA (9a ed.)Conference on Economic and Demographic Change : Issues for the 1980's, et al. 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. International Union for the Scientific Study of Population, 1979.