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Clements, J.; Nicholls, P.: ¬A comparative survey of multimedia CD-ROM encyclopedias (1995)
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Gilmore, F.L.: Compton's Multimedia Encyclopedia (1992)
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Jascó, P.: Merriam-Webster's Collegiate Dictionary and Thesaurus (1997)
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Carlton, T.: I want an electronic bookstore! (1993)
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Pack, T.: Digital circles of knowledge (1995)
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