World population ageing 2007.

Detalles Bibliográficos
Autor Corporativo:	United Nations. Department of Economic and Social Affairs. Population Division
Formato:	Libro
Lenguaje:	English
Publicado:	New York United Nations, Department of Economic and Social Affairs, Population Division 2007.
Materias:	Age distribution (Demography) > Statistics. Older people > Statistics. Population > Statistics.