Earth in the balance /

Antzeko izenburuak

• Earth in the balance : forging a new common purpose
  nork: Gore, Albert
  Argitaratua: (1992)
• Earth in the balance: forging a new common purpose
  nork: Gore, Al
  Argitaratua: (2007)
• Earth in the balance: ecology and the human spirit
  nork: Gore, Albert
• Promising the earth
  nork: Lamb, Robert
  Argitaratua: (1996)
• Asking the earth : the spread of unsustainable development /
  nork: Pereira, Winin
  Argitaratua: (1990)