The Sex and age distribution of the world populations The 1992 revesion

Ижил төстэй зүйлс

• The Sex and age distributions of population The 1990 revision of the united nations globsl population estimates and projections
  Хэвлэсэн: (1991)
• The Sex and Age Distribution of the World Populations
  Хэвлэсэн: (1997)
• Stable Population Age Distributions
  Хэвлэсэн: (1990)
• World population prespects Sex and age distribution of the the world population
  Хэвлэсэн: (2005)
• World population ageing 2007
  Хэвлэсэн: (2007)