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United Nations Environment Programme ,  [UNEP'S Mandate in Desertification Control] ,  UNEP'S Mandate in Desertification Control

United Nations Environment Programme ,  [Handbook of Environmental Law] ,  Handbook of Environmental Law

United Nations Environment Programme ,  [A Survey of Environmental Monitoring and Information Management Programmes of International Organizations - 3rd Edition] ,  A Survey of Environmental Monitoring and Information Management Programmes of International Organizations - 3rd Edition

United Nations Environment Programme ,  [A Survey of Environmental Monitoring and Information Management Programmes of International Organizations. 2nd Edition] ,  A Survey of Environmental Monitoring and Information Management Programmes of International Organizations. 2nd Edition

United Nations Environment Programme ,  [London Guidelines for the Exchange of Information on Chemicals in International Trade Amended 1989 - Decision 15/30 of the Governing Council of UNEP of 25 May 1989] ,  London Guidelines for the Exchange of Information on Chemicals in International Trade Amended 1989 - Decision 15/30 of the Governing Council of UNEP of 25 May 1989