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¬The CD-ROM directory '95 : with multimedia CD's (1994)
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Harenberg-Kompaktlexikon : in 5 Bänden (1994)
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Information sources in engineering (2005)
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Brockhaus-Enzyklopädie : Bd.30: Ergänzungen A-Z (1996)
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Harenberg-Kompaktlexikon : Bd.1-3 (1996)
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Harenberg Schlüsseldaten 20. Jahrhundert : Das Lexikon über unser Jahrhundert - Die entscheidenden Ereignisse von 1900 bis heute in Wort und Bild (1996)
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Hardy, G.J.; Robinson, J.S.: Subject guide to U.S. Government reference sources (1996)
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CD-ROM-Führer '94 : alles über CD-ROM, CD-I und Multimedia. Das internationale Angebot. Über 3000 CD-ROM Produkte mit ausführlichen beschreibungen. Mit alphabetischem Produkt- und Anbieterverzeichnis (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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CD-ROM-Führer (1993)
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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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