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Centralization of Federal Science Activities, Hearings Before the Subcommittee on Science, Research, and Development...91-1, July 10, 22-24, 28-31, October 7, 9, 1969, No. 10
United States. Congress. House Science and Astronautics
出版1969
URLhttp://books.google.com.hk/books?id=LzgVAAAAIAAJ&hl=&source=gbs_api
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