World conservation strategy
de International Union for Conservation of Nature and Natural Resources, United Nations Environment Programme, World Wildlife Fund, Food and Agriculture Organization of the United Nations, Unesco
Más obras de International Union for Conservation of Nature and Natural Resources
Caring for the earth
Caring for the earth
The Biosphere reserve and its relationship to other protected areas
![Tapa de Papers and proceedings [of the] Eleventh Technical meeting](/_next/image?url=https%3A%2F%2Fcovers.openlibrary.org%2Fb%2Fid%2F9466196-M.jpg&w=3840&q=75)
Papers and proceedings [of the] Eleventh Technical meeting
Caring for the earth
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