Ecosystem management in the United States: an assessment of current experience

Eitemau Tebyg

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  gan: Riker, William H.
  Cyhoeddwyd: (1965)
• Ecosystem Management / Applications for Sustainable Forest and Wildlife Resources :
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  Cyhoeddwyd: (1997)
• Ecosystems and human well-being current state and trends/
  gan: Millennium Ecosystem Assessment
  Cyhoeddwyd: (2005)
• An economic interpretation of the constitution of the United States/
  gan: Beard, Charles A.
  Cyhoeddwyd: (1941)
• The United states and the Italo-Ethiopian crisis. /
  gan: Harris, Brice
  Cyhoeddwyd: (1964)