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Nicholls, P.: CD-ROM market directories ondisc : will that be six of one or a half dozen of the other? (1993)
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Karch, L.S.: Serials information on CD-ROM : a reference perspective (1990)
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Vaughn, F.: ¬The serials directory (1992)
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Bell, S.S: Serials directory: EBSCO CD-ROM (1993)
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Combs, J.: ProQuest Direct : remote research and electronic document delivery from UMI (1997)
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