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Publishers' international ISBN directory plus : CD-ROM ed (1997)
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Bourdon, F.: Funktionale Anforderungen an bibliographische Datensätze und ein internationales Nummernsystem für Normdaten : wie weit kann Normierung durch Technik unterstützt werden? (2001)
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Deutsche Nationalbibliographie : CD-ROM 1972-1985 (1997)
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