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Brinkman's cumulative catalogue on CD-ROM (1996-)
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- 16. 2.1997 16:22:51
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Zeitschriftendatenbank (ZDB) - CD-ROM : Ausgabe 2/94; Mit Installationsdiskette und einem Handbuch (1994-)
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Deutsche Nationalbibliographie : CD-ROM 1972-1985 (1997)
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- 7. 5.2000 10:38:22