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U.S. Environmental Protection Agency Library System Book Catalog, Holdings for the Year
United States. Environmental Protection Agency. Library Systems Branch
出版
Environmental Protection Agency, Office of Planning and Management, Office of Administration, Management and Organization Division, Library Systems Branch
, 1977
URL
http://books.google.com.hk/books?id=7hPflE9-o-kC&hl=&source=gbs_api
註釋
Includes the monographic collection of the 28 libraries comprising the Library System of the Environmental Protection Agency.