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Hearings Before the Subcommittee on Science, Research, and Technology of the Committee on Science, Space, and Technology, House of Representatives, One Hundredth Congress, Second Session, March 15, 16, 17, 1988
出版U.S. Government Printing Office, 1988
URLhttp://books.google.com.hk/books?id=O1dZcpTqMxAC&hl=&source=gbs_api
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