Replacement migration is it a solution to declining and ageing populationsn

Detalhes bibliográficos
Autor Corporativo:	United Nations. Department of Economic and Social Affairs. Population Division
Formato:	Livro
Idioma:	English
Publicado em:	New York United Nations 2001.
Assuntos:	Emigration and immigration > Social aspects. Age distribution (Demography) Population > Statistics. Aged.