(1996). Monitoring imports of ozone-depleting substances: A guidebook. Paris : Montreal: United Nations Environment Programme ; Multilateral Fund for the Implementation of the Montreal Protocol.
Παραπομπή Chicago StyleMonitoring Imports of Ozone-depleting Substances: A Guidebook. Paris : Montreal: United Nations Environment Programme ; Multilateral Fund for the Implementation of the Montreal Protocol, 1996.
Παραπομπή MLAMonitoring Imports of Ozone-depleting Substances: A Guidebook. Paris : Montreal: United Nations Environment Programme ; Multilateral Fund for the Implementation of the Montreal Protocol, 1996.
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