Παρόμοια τεκμήρια

• Urban environmental indicators /
  Έκδοση: (1978)
• Environmental indicators : = Indicateurs d'environnement : a preliminary set =: une etude pilote /
  Έκδοση: (1991)
• Towards environmental pressure indicators for the EU /
  Έκδοση: (2000)
• Ecological indicators for the nation /
  Έκδοση: (2000)
• Indicators of sustainable development : : a pilot study following the methodology of the United Nations Commission on sustainable development /
  Έκδοση: (1997)