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1od Keate, Jenny“...Library & Information Services, Dept. of Social Welfare,...”
Wydane 1993
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2od Earle, V. (Virginia), 1952-“...Dept. of Library and Information Studies, Victoria University of Wellington,...”
Wydane 1993
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3Wydane 1981“...U.S. Dept. of Commerce, National Technical Information Service,...”
Książka