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Metz, R.: Directory of directories on the Internet (1992)
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CD-ROM market-place : an international guide to the CD-ROM, CD-I, CDTV & electronic book industry (1992)
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Williams, M.E.; Burgard, D.E.: New database products : social science, humanities, news and general (issue 11) (1998)
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Scientific databases (1995)
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LaGuardia, C.: CD-ROM review (1994)
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Schultz, D.A.: Computer Select : a review (1993)
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Lang, J.: Evaluation of reference sources published or to be published (1986)
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Green, M.: Microsoft Encarta multimedia encyclopedia (1994)
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Pack, T.: Shortcuts to finding short stories : searching fiction online (1992)
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Nicholls, P.; Sutherland, T.: CD-ROM databases : a survey of commercial publishing activity (1992)
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Hahn, H.; Stout, R.: ¬The Internet yellow pages (1994)
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