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The United Nations and the Environment

United Nations Association of Great Britain and Northern Ireland. Environment Group

出版	UNA Trust, 1971
主題	Political Science / Public Policy / Environmental PolicyScience / Environmental ScienceSocial Science / Sociology / General
ISBN	09017960779780901796073
URL	http://books.google.com.hk/books?id=R1UmAQAAMAAJ&hl=&source=gbs_api