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Hearings Before the Task Force on Science Policy of the Committee on Science and Technology, House of Representatives, Ninety-ninth Congress, First Session, September 17, 18, 19, 1985
出版U.S. Government Printing Office, 1986
URLhttp://books.google.com.hk/books?id=Losgm_nNT9kC&hl=&source=gbs_api
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