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NASA's Proposed Operating Plan for Fiscal Year, 1968
United States. Congress. Senate. Committee on Aeronautical and Space Sciences
其他書名
Hearing Before the Committee on Aeronautical and Space Sciences, United States Senate, Ninetieth Congress, First Session, November 8, 1967
出版U.S. Government Printing Office, 1967
URLhttp://books.google.com.hk/books?id=1BA3AQAAIAAJ&hl=&source=gbs_api
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