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Hardy, G.J.; Robinson, J.S.: Subject guide to U.S. Government reference sources (1996)
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Information sources 1997 (1997)
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¬Der digitale Fischer Weltalmanach (1999)
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American reference books annual 1997 (1997)
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Compton's multimedia encyclopedia (1990)
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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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CD-ROMs in print : an international guide to CD-ROMs, CD-I, CDTV & electronic book products (1994)
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Periodicals contents index on CD-ROM : PCI (1994)
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Britannica CD (1994)
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¬The year in reference (1994)
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Gale directory of databases 2005 : Vol.1: Online databases. - Vol.2: CD-ROM, DVD, diskette, magnetic tape, handheld, and batch access database products (2005)
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European directory of software for libraries and information centres (1993)
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Bowker's complete video directory : 1993 (1993)
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¬The video source book (1993)
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Newby, G.: Directory of directories on the Internet : a guide to information sources (1994)
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Yearbook of international organizations : Vol.1: Organization descriptions and cross-references (1995)
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