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The New Fact-finding Duo for Solving Your Research Woes

其他書名	Yours for the Asking - Published Searches from NTIS & Engineering Index ...
出版	U.S. Department of Commerce, National Technical Information Service, 1976
URL	http://books.google.com.hk/books?id=ZLJCNAEACAAJ&hl=&source=gbs_api