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Kröger, E. (Bearb.): Systematik der Stadtbibliothek Duisburg (2001)
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Heckmann, R.: "Systematik der Stadtbibliothek Duisburg" : Ausgabe 2001 veröffentlicht (2001)
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Materialien zum Informationsdienst I : Informationsfragen aus der Stadtbibliothek Duisburg (1972)
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Heere-Lehmann, S.: Systematik der Stadtbibliothek Duisburg : SSD-Anwendertreffen an 24. Januar in Reutlingen (2002)
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Heyermann, D.; Holler, U.: Noch fehlt eine "Texttankstelle" : Erfahrungen mit E-Books in der Stadtbibliothek Duisburg (2002)
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