Παρόμοια τεκμήρια

• Land for tomorrow : the underdeveloped world /
  ανά: Stamp, L. Dudley
  Έκδοση: (1953)
• Overcoming world hunger /
  Έκδοση: (1969)
• The population crisis and the use of world resources /
  Έκδοση: (1964)
• World population and production trends and outlook /
  ανά: Woytinsky, Wladimir S., 1885-1960
  Έκδοση: (1953)
• Geography and a crowding world : a symposium on population pressures upon physical and social resources in the developing lands /
  Έκδοση: (1970)